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Technical Architect Jobs in Southampton
Overview
Looking for Technical Architect jobs in Southampton? Discover top IT career opportunities tailored for experienced Technical Architects in Southampton’s thriving tech scene. Browse the latest Technical Architect vacancies and take the next step in your career today with Haystack – Southampton’s trusted job board for IT professionals.
CCTV & Access Control Engineer
Meridian Business Support
Southampton
In office
Junior - Mid
£45,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

We’re recruitingfor an experienced CCTV & Access Control Engineer to support the installation, maintenance, and fault-finding of advanced security and surveillance systems across commercial and event environments.

Key Experience Required

  • CCTV Control Engineering
  • CCTV & Video Surveillance Systems
  • Motorola Devices (Essential)
  • IP CCTV & Access Control systems
  • Platforms such as Avigilon, Axis, Milestone
  • Access Control: Paxton, Openpath (Alta), Suprema
  • Strong IP networking knowledge (PoE, switches)

What Youll Be Doing

  • Installing, servicing, and fault-finding CCTV & Access Control systems
  • Delivering high-quality, compliant installations (RAMS)
  • Supporting integrated security and communication solutions

Requirements

  • Minimum 2 years industry experience
  • Full UK driving licence
  • Right to work in the UK

?? Benefits include - Company vehicle & fuel card, pension, death-in-service, 23 days holiday + bank holidays.

?? If you are interested in applying for this role, click the link or contact Emma at Meridian (Eastleigh).

Meridian Business Support is a recruitment specialist acting on behalf of our client as an employment business for this vacancy.

Principle Python Software Engineer
Spectrum It Recruitment Limited
Southampton
Hybrid
Senior - Leader
£65,000
RECENTLY POSTED

Architect complex systems, owning technical decisions, and crafting Python-powered solutions that make a real impact to customers Principal Python Software Engineer Hybrid - commutable distance of the Southampton area Circa £65k + Up to 15% Bonus The Role As a Principal Python Software Engineer, you'll join an Agile team united by curiosity, collaboration, and the belief that great technology can truly make a difference. You'll work with Python, AWS, and MariaDB to design and develop systems that keep pace with fast-moving business needs. Make key architectural decisions, drive technical strategy, and lead the engineering evolution of a platform used across the organisation. You'll also play a central role in coaching and mentoring engineers, helping to build a culture where innovation thrives and quality is non-negotiable. As our product team grows, you'll have the opportunity to step into leadership, guiding the next generation of engineering talent. This role would suit with: Python, AWS, and modern development practices Experience of steering architectural decisions and elevating engineering standards. Mentoring experience Agile / Scrum Current tech stack includes: Python AWS Docker MariaDB Jira Azure DevOps Agile This Principe Python Software Engineer role is paying circa £65k with benefits including, 15% Bonus, 25 days holiday, enhanced pension, onsite gym, Car Scheme, healthcare scheme and more. Apply now or contact Chris Lynes at Spectrum IT for more information. Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy. TPBN1\_UKTJ

Principal Naval Architect
BAE Systems
Multiple locations
Hybrid
Senior
Private salary
RECENTLY POSTED
TECH-AGNOSTIC ROLE

Job Title: Senior/Principal Naval Architect

Location: Barrow-in-Furness, Bristol, Portsmouth or Frimley. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role

Salary: Competitive

What you’ll be doing

  • Conducting analysis and evaluations of submarine platforms manoeuvring performances from concept design to in-service support
  • Undertaking the development, verification and validation of mathematical manoeuvring models using physical model test data
  • Managing the generation of safe manoeuvring envelopes and supporting associated operator guidance
  • You will be working with enterprise partners to develop the modelling capability, processes and toolsets for use to support our major programmes
  • Working collaboratively with other naval architecture teams, systems teams, Active Vehicle Control system teams and propulsion engineers as well as customers and suppliers to deliver innovative and safe submarine solutions
  • Supporting and conducting hydrodynamic sea trials such as depth and heading control, including test form development and post-trial data analysis

Your skills and experiences

Essential:

  • Experience in the generation of ship or submarine manoeuvring modelling
  • A strong understanding of hydrodynamic principles and methods
  • Degree in Naval Architecture, Aeronautical Engineering, Mathematics, Physics or equivalent experience

Desirable:

  • Hydrodynamic/aerodynamic design and evaluation experience
  • Physical testing experience
  • Chartered Engineer or working towards/ability to achieve

Benefits

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Vehicle Control team

As a Principal/Senior Naval Architect within the Vehicle Control team, you will be working alongside a team of experts within Naval Architecture and the Whole Boat Design Team in one of the largest and fastest growing Naval Architecture Departments in the UK. You will be working on some of the most complex ship design and build programmes ever undertaken to deliver cutting edge submarines to the Royal Navy and Royal Australian Navy. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 17th March 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-CB1

#LI-hybrid

Principal Product Safety Engineer
BAE Systems
Multiple locations
Hybrid
Senior
Private salary
RECENTLY POSTED

Job Title: Principal Product Safety Engineer

Location: Frimley, Weymouth, Bristol, Portsmouth, Barrow-in-Furness, Devonport, Plymouth or Brough, dependant on role and your personal circumstances. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role

Salary: Negotiable, depending on experience

What you’ll be doing:

  • Providing advice on product safety matters to project and engineering managers delivering the programmes and ensuring the safety considerations (DEF STAN 0055/0056) are correctly considered and implemented
  • Engaging with third parties, to review and gather supporting safety case evidence
  • Developing safety arguments, both physical and functional, using appropriate safety analysis methods e.g. (FHA/STPA/FMEA/FTA) producing and updating safety case and safety management documentation using appropriate regulations and standards
  • Line managing other safety practitioners
  • Applying ALARP principles

Your skills and experiences:

Essential:

  • Safety engineering processes, practices and tools
  • Clear understanding of safety engineering & assurance principals
  • Experience and qualified engineers from other disciplines who display the correct behaviours and have an understanding of safety engineering, will actively be considered for this role

Desirable:

  • Good communication skills and ability to interact and manage stakeholders

Benefits

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Combat Systems Safety Team

Working closely with several engineers and technical specialists on both In-Service and In-Build Combat Systems, you will have the opportunity to work on developing safety arguments. This will include developing an understanding of new technologies and sensor systems used to support the safety arguments. We welcome people with experience of the military, defence and maritime industries, who can use their knowledge and learning to help us ensure that we provide the best products into submarines. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date 5th January 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

Due to the festive season, there may be a delay in processing your application. Your application is important to us and we will respond as soon as possible. Thank you for your understanding.

#LI-KP1 #LI-Hybrid

Senior/Principal EC&I Engineer
Employment Solutions Limited
Winchester
Hybrid
Senior
£65,000
RECENTLY POSTED
TECH-AGNOSTIC ROLE

We have an exciting opportunity for a Senior/Principal EC&I Engineer to join their dynamic team. With a focus on delivering innovative solutions in the nuclear and defence sector, this role offers the chance to make a significant impact in a fast-paced environment as they continue to grow in stature through their successes!

The role will initially be full time on site, moving to a hybrid working model (3 days in, 2 days out) follow completion of a 3 month probation.

Key Responsibilities

  • Oversee the design process from concept to manufacture, ensuring compliance with industry standards.
  • Collaborate with multi-disciplined design teams to create effective engineering solutions.
  • Provide technical support during the tender process and assist in project management activities.
  • Ensure adherence to safety standards and promote a culture of health and safety within the team.

Qualifications and Experience

  • HNC/HND in Engineering Discipline (Electrical) or Engineering Degree (BEng/MSc).
  • Proven experience in the nuclear or highly regulated industries.
  • Strong leadership skills with the ability to manage multi-discipline teams.
  • Familiarity with project management processes and engineering delivery.
  • Competency in EC&I engineering calculations and design management.

In return you’ll receive a salary up to £65k, an excellent pension (8% from the business), 26 days + Bank Holidays, and a company bonus.

So if you are a driven engineer looking for a challenging and rewarding role as a Senior/Principal EC&I Engineer, do not miss this opportunity! Get in touch with Mark Dorey today on 0161 416 6296 or send an email to .

Radar Systems Engineer - Primary Surveillance Radar
Defence
Fareham
Hybrid
Mid - Senior
Private salary
RECENTLY POSTED
TECH-AGNOSTIC ROLE

JOB PURPOSE:

To be responsible for supporting engineering aspects of the procurement, safety management, and bringing into service of relevant ATC Systems. Typically, these will be minor / less complex systems and projects, focusing on simpler systems or specific equipment. May be required to undertake Engineering Authority roles in supporting relevant ATC Systems through the entire equipment life cycle.

This System Engineer position will be working in our Primary Surveillance Radar (PSR) and Secondary Surveillance Radar (SSR) team, so knowledge of these systems is desirable.

PRINCIPAL ACCOUNTABILITIES:

Project Delivery

  • Negotiate and coordinate project requirements and timelines with stakeholders.
  • Produce technical specifications for minor systems and support major system specifications.
  • Support production of engineering estimates for project bids.
  • Advise and assist with tender evaluations and assess technical solutions.
  • Contribute to project planning in line with delivery milestones.
  • Act as Change Lead for minor projects, ensuring change assurance activities are completed.
  • Manage day-to-day project activities including installation and commissioning.
  • Perform acceptance testing and produce test reports.
  • Produce and review maintenance and operating procedures.
  • Ensure engineering deliverables are met according to the project plan.

Undertake the Engineering Authority (EA) role for designated systems.

  • Prepare and maintain support documentation for allocated equipment and systems.
  • Respond to customer technical enquiries and manage Corrective Action Requests.
  • Monitor operational systems and conduct investigations into issues and faults.
  • Plan and implement modifications to correct issues and faults with minimal disruption.
  • Maintain awareness of industry developments affecting airport systems.

Team leadership and resource management

  • Manage direct reports within the section.
  • Allocate team resources to projects and activities.
  • Ensure team competency and identify training needs.
  • Review performance of direct reports periodically.
  • Identify and support development needs of team members.

AUTONOMY:

  • As directed by their line manager, commits resources within their direct control to achieve project deliverables within agreed financial limits.
  • Assists in identifying the strategic aims of assigned projects and works tactically to deliver agreed customer solutions.
  • As Engineering Authority will pro-actively recommend activities and resources required to address asset support issues.
  • Responsible for up to 3 direct reports. Plays a co-ordinating role for subcontractors.

SCOPE OF JOB:

  • The post holder is required to contribute to delivery of multiple projects at any one time involving different project teams and locations. They may also be required to fulfil an EA role. The post holder is expected to resolve conflicting demands on their time and their direct reports, in consultation with their line management.
  • There is little requirement for strategic planning in this post. However, the post holder is likely to play a role in advising managers on issues which may affect strategy.
  • The post holder may be called on to advise and assist operational engineers to restore equipment into service. In support of this the post holder may be asked to attend airport sites at short notice.
  • Where required, and where agreed, the post holder will deliver structured training and / or carry out structured Competency Assessment Checks within their field of expertise and in accordance with NATS procedures.
  • The post holder will be required to undertake tasks within an operational environment therefore will need to demonstrate suitable behaviours.
  • The post holder may be required to provide out of hours on-call support for specific systems as designated by the Head of section.

EXPERIENCE, QUALIFICATIONS & SKILLS:

  • Professional engineering qualification to Higher National Certificate (Level 4 or SQF Level 7) as a minimum Electronics, Telecommunications or Computer Science or other relevant Engineering qualification discipline.

In lieu of the above qualifications the candidate will be required to demonstrate one of the following alternative criteria:

Relevant lower-level engineering qualifications such as an Apprenticeship coupled with demonstrable engineering experience in a relevant field (May include but not limited to: RAF, Navy, Rail, other Safety Critical environment).Evidence of substantial experience gained in a relevant transferable environment (such as ATSEP) gained over a significant period.

  • Experience of supporting systems and equipment similar to those used by ANSP’s such as RAF, Navy, Rail, other Safety Critical environment and experience in maintenance engineering on this type of equipment.
  • Shall demonstrate an understanding of safety critical systems and the impact they may have within our operational environment.

The post holder shall be able to demonstrate -

  • Works well as part of a team.
  • Communicates difficult technical and / or operational concepts clearly and concisely, both verbally and in writing.
  • Applies a calm, methodical, analytical and systematic approach to define/resolve complex incidents and dynamic risk management.
  • Interprets and effectively communicates technical information into business language and vice versa.
  • Can undertake a range of work, sometimes complex and non-routine, in a variety of environments.
  • Plans, schedules and monitor work progress of (and that of others where applicable) competently within limited deadlines.
  • A strong understanding of the system types used in the relevant technical domain and how they are used in operation.
  • Good interpersonal skills with the ability to negotiate tactfully yet firmly with customers, suppliers and other stakeholders.
  • Commitment to continuous professional development, both technical and personal.
  • Skilled in the use of IT systems for professional documentation production and for project management.
  • Willingness to learn, develop and take on different tasks under the guidance of their line manager.

It is desirable for the post holder to have -

  • A good understanding and experience of relevant Air Traffic Management (ATM) legislation, standards and procedures.
  • Completed Air Traffic equipment training such as ATSEP and OEM training courses.
  • A good understanding of Air Traffic Control practices and procedures.
  • A wide knowledge of the equipment and techniques used in providing all aspects of ATM at airports.
  • A passion for Safety and Air Traffic Management.

Technical Expertise in Surveillance Systems (Desirable) -

  • Strong theoretical and practical knowledge of Primary Surveillance Radar (PSR) and Secondary Surveillance Radar (SSR) sensors.
  • Hands-on experience in sensor operation, including installation, data integration, and networking, and subsequent fault finding.
  • Demonstrated experience in radar modelling, simulation, and confirming real-world performance through rigorous testing (including dedicated flight trials and Target of Opportunity analysis)
  • Strong grounding in RF engineering, including Radar antenna, transmitter and receiver characteristics.

ADDITIONAL INFORMATION:

The ideal candidate may be required to attend other NATS sites.

We are proud to offer a fantastic total reward package to help you thrive both personally and professionally - for more information on what NATS can offer you please visit - Why NATS?

We have adopted agile working to provide greater flexibility and increased choice over working arrangements, with the opportunity for this role to work in our modern office facilities as well as remotely. We also welcome discussions on flexible and part-time working arrangements. Find out more here.

If you share our passion to advance aviation and keep the skies safe - we would like to hear from you whatever your age, sex, race, faith, sexual orientation, gender identity, gender expression, visible or invisible disability. Individuals that bring different perspectives, skills, life experiences and backgrounds help us be at the forefront of our industry.

Systems Engineer (MilSatcom)
Belcan Technical Recruiting Ltd
Waterlooville
In office
Mid - Senior
£55/hour
RECENTLY POSTED

Systems Engineer (Milsatcom) - Shape the Future of Military Satellite Communications

Location: Portsmouth, UK

An opportunity has arisen for a Systems Engineer to join a leading Defence & Space organisation, working on Military Satellite Communications (Milsatcom). The successful candidate will be part of a team of Lead Systems Engineers and Architects, contributing to diversified and future-looking programmes.

The Systems Engineer will play a key role in defining system architectures for upcoming tender opportunities with the UK MOD (Skynet Enduring Capability) and other Milsatcom programmes-covering the space, control, and ground segments. This is a chance to be directly involved in the next wave of technologies shaping secure satellite communications.

Key Contributions

  • Capture and define requirements from stakeholder needs through to sub-systems, ensuring traceability and verification.
  • Support Verification, Validation & Test (VV&T) activities.
  • Lead ground system architectural design definition and trade-off analysis.
  • Collaborate with Engineering Leads and Partners in integrated working groups to define segment and sub-system architectures.
  • Provide technical inputs for proposals and act as Solution Lead during customer and internal governance reviews.
  • Offer technical support to bidding teams and contribute to project planning, scheduling, and cost activities.
  • Keep stakeholders informed on progress and resolve technical challenges.

Candidate Profile

  • Degree (or equivalent) in Electronic Engineering, Computer Science, Telecommunications, or related discipline.
  • Experience in the design, integration, and deployment of end-to-end digital telecommunications systems (Milsatcom experience desirable), covering space, control, and ground segments.
  • Familiarity with Waterfall and Agile methodologies.
  • Expertise in defining solutions within an Architectural Framework using Model-Based Systems Engineering (MBSE) tools (EA experience a plus).
  • Strong customer and partner engagement skills.
  • Working knowledge of satellite platforms and payloads, satellite control, mission control, and network control.
  • Excellent presentation and writing skills.

Why This Role Matters

This is more than just a job-it’s an opportunity to engineer history. The Systems Engineer will be part of programmes that set the standard for secure communications, with direct impact on national defence and the evolution of space-based networks.

This vacancy is being advertised by Belcan

Systems Engineer
Leidos
Fareham
Fully remote
Mid - Senior
£61,500 - £78,800
RECENTLY POSTED

Description

Systems Engineer

Location: Whiteley/Hybrid/Occasional travel to site will be required

Clearance Requirements: Current SC clearance, or the ability to gain SC clearance.

We are looking to recruit an experience Systems Engineer to support the development of an ATM system. This is an opportunity to work on an exciting programme delivering critical services and infrastructure key to the future of UK Air Traffic Management. The successful candidate does not need to be familiar with ATM (although it would be an advantage) as on-the-job training will be provided as required.

The systems engineer will work in a rapidly changing environment, delivering solutions and deliverables of a high quality to wide range of challenging problems. They will work as part of an agile team performing all aspects of systems engineering throughout the development life cycle to meet sprint milestones.

Required Skills:

  • Experience of requirements management and associated software (e.g. DOORS)
  • Experience of systems architecture within a real-time and/or safety-related system and/or mission critical environment
  • Experience of the complete system life cycle from problem definition through to deployment
  • Experience of the ability to work as part of a Multi-functional product team (Systems Engineering, Software Engineering, Test, Engineering Management)
  • Enthusiastic self-starter with good attention to detail and verbal communication skills.
  • Excellent written communication through the use of e-mail, presentations and reports
  • Understanding of various development methodologies
  • Ability to work with due attention to schedule and cost constraints

Desired Skills:

  • Experience of Atlassian tools (e.g. Jira, Crucible, Confluence)
  • Experience of working with external stakeholders and suppliers, working across organisational boundaries as appropriate
  • Knowledge of Air Traffic Management within the UK
  • Knowledge of systems / software design tools (e.g. Enterprise Architect, Cameo Systems Modeller)
  • Knowledge of Control and Monitoring technologies (e.g. SNMP v2c, SNMP v3)

What we do for you:
At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.
We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes:

  • Contributory Pension Scheme
  • Private Medical Insurance
  • 33 days Annual Leave (including public and privilege holidays)
  • Access to Flexible benefits
  • Flexi Working

Commitment to Diversity:

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture. We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone. If you have a disability or need any reasonable adjustments during the application and selection stages, please let us know, and we will respond in a way that best fits your needs.

Who We Are:

Leidos UK & EUROPE – we work to make the world safer, healthier, and more efficient through technology, engineering and science.

Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

Working together as Team Leidos we are helping to transform the UK’s defence supply chain by providing an integration of a complex mixture of services, at low risk, using a modern suite of systems that will deliver one version of the truth. For the first time, the MOD will see the whole picture, as it is happening.

What Makes Us Different:

Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world. You can inspire change.

Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team. We have been empowering our people to work flexibly for years. Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours.

People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that that enhance your future.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 — and moving faster than anyone else dares.

Original Posting:

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

£61,500.00-£78,800.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Remote

Senior Systems Engineer
Morson Edge
Portsmouth
Hybrid
Senior
£50/hour - £68/hour
RECENTLY POSTED

Location: Portsmouth (hybrid working 3 days on site 2 days from home)
Duration: 12 months duration
Pay: £50.79 ph PAYE + Holiday pay or £68.55 ph Umbrella
Inside IR35

Job Role
Working on the MIMESIS programme in the Simulation & Training function

Typical duties include (but are not limited to):
• Apply a breadth of knowledge, skills and Knowledge of Systems Engineering and company approaches, techniques and governance to design and develop solutions and resolve engineering issues and problems for a range of products and engineering situations, compiling technical reports and accompanying presentations as required
• Apply the Systems Engineering principles of ISO 15288 to the design and build of systems through the entire engineering lifecycle from requirement definition to system integration and customer acceptance into system support and disposal
• Apply the Systems Engineering and Software Engineering principles of ISO 15288 and ISO 12207 to the design of software-based Simulation Systems through the entire engineering lifecycle from requirement definition to system integration and customer acceptance into system support and disposal
• Undertake Simulation Systems equipment design, network design, and software design, including associated performance prediction and installation design
• Work independently under limited technical direction across a range of products and services, resolving common engineering problems
• Discern and decompose requirements to system and sub-system level and manage these in an approved toolset such as IBM DOORS Next
• Undertake system design decomposition and architectural modelling to subsystem level, including associated external and internal interface definition, and manage architectural models in an approved toolset such as CATIA Magic (Cameo)
• Undertake system integration, test planning and execution
• Contribute to definition of acceptance strategies in order to verify requirement compliance at specific levels of system design, supporting production of customer acceptance evidence
• Undertake technical reviews, verification and approval of engineering technical design and documentation in accordance with business, legislative and customer requirements
• Maintain a good working knowledge of contemporary Systems Engineering practices including Model Based Engineering, cyber security, safety procedures, and technologies used to realise simulated environments

Knowledge:
• Knowledge of requirements management (e.g. IBM DOORS Next) and configuration management
• Knowledge of working with large scale complex system designs
• Knowledge of integration of predominantly software-based systems, particularly with Commercial-Off-The-Shelf (COTS) platforms, technology and network functionality
• Knowledge of multiple phases of an engineering lifecycle and good knowledge of lifecycle models (e.g. Waterfall, Agile) and associated tools (e.g. JIRA)
• Knowledge of mathematical simulation tools/languages (e.g. Mathworks MATLAB, Simulink, Pearl, Python, MathCAD)
• Proven Ability of using a high level design methodology (e.g. UAF, NAF, TOGAF, SysML, UML) and the production of associated design artefacts, including documentation
• Knowledge of working with contemporary technologies and concepts e.g. MBE, MBSE, digital twins, simulated environments, AR/VR, AI/ML, IoT, etc.
• Demonstrates understanding, knowledge and Knowledge of Systems Engineering with a focus on software-based product development including knowledge of appropriate Systems Engineering and Software Engineering standards (e.g. ISO 15288 and ISO 12207 respectively)
• Prior Knowledge of simulation system or system modelling development

Project Manager
James Lambeth Limited
Waterlooville
In office
Mid - Senior
£75,000
TECH-AGNOSTIC ROLE

Project Manager Heavy Civil Engineering (Portsmouth)Role OverviewLead the planning, delivery, and commercial performance of heavy civils projects in Portsmouth, ensuring programme, safety, quality, and client expectations are met.
Key ResponsibilitiesProgramme & Planning Update the contract programme weekly with the project planner, highlighting delays and potential claims to the commercial team. Integrate subcontractor programmes and plan upcoming works. Procure subcontractors and place orders for long-lead materials.Site & Team Leadership Chair weekly site meetings to ensure the team (Site Manager/Foreman, Site Engineer) understands priorities, deadlines, and lessons learned. Recruit and manage labour resources locally as required. Delegate responsibilities effectively and support team development. Hold regular 1-2-1s, agree objectives, monitor performance, and support training needs. Promote a culture of openness, collaboration, and high morale across all departments (Commercial, Finance, Plant, Procurement, Technical, Estimating).Commercial & Risk Management Monitor and report on financial performance; identify risks and develop solutions to maximise profit. Raise Early Warnings and attend risk-reduction meetings. Support the commercial team with compensation events.Technical, Quality & Compliance Use information from the Site Engineer to raise technical queries and resolve design issues promptly. Produce and maintain project documentation including: Construction Phase Plan Waste Management Plan Contributions to the Materials Management Plan Method statements and risk assessments Ensure compliance with environmental mitigation measures and controls. Compile information for the Health & Safety file. Ensure adherence to company procedures, including timely submission of plant and material returns.Reporting & Client Relations Provide accurate information for monthly project reports. Build strong, trusted relationships with clients and identify opportunities for future work.

Principal Systems Engineer
Morson Edge
Cowes
In office
Senior
£60/hour - £81/hour

A highly knowledgeable professional engineer with a depth and breadth of knowledge in Systems Engineering. Applies the principles of Systems Engineering to Radar system development across the entire engineering development lifecycle from requirement definition to system integration and customer acceptance into system support and disposal.

This role entail analysis of performance data collected from both modelled and real world systems, and development of a system or sub-system design to meet functional and performance goals. It provides lead technical support for the evolution of existing products extending their functionality to meet new and evolving requirements, and for development of entirely new Radar products.

Employs a depth and breadth of expertise relating to Systems Engineering to complex engineering problems, challenges, and issues associated with the domain. Designs and develops solutions and resolves engineering issues and problems for a range of products and engineering scenarios at the system or sub-system level, with interaction at the system of systems level.

Typical duties include (but are not limited to):

• Develop novel solutions to evolving technical challenges and emerging issues for complex phased array Radar Systems that our customers and end-user communities are facing
• Conduct system design analysis to manage trade-offs of principle system parameters in order to characterise and specify robust product design
• Demonstrate, with significant knowledge, detailed and comprehensive understanding of concepts and principles relating to Systems Engineering and supporting governance, and be able to apply knowledge to a wide range of engineering issues within own discipline and other engineering disciplines
• Apply and champion the Systems Engineering principles of ISO 15288 to the design and build of complex Radar systems through the entire engineering lifecycle from requirement definition to system integration and customer acceptance into system support and disposal
• Support a Radar Product System Design Authority in product engineering development & customer engagement as directed
• Lead the decomposition of requirements to system and sub-system level and manage these in an approved toolset such as IBM DOORS Next, and create and/or facilitate production of associated design requirement specifications
• Develop, review and adhere to specifications in accordance with stakeholder requirements
• Direct and undertake system design decomposition and architectural modelling to subsystem level, including associated external and internal interface definition & manage architectural models in an approved toolset such as CATIA Magic (Cameo) or Enterprise Architect
• Direct and undertake system integration, test planning and execution
• Define and articulate verification and validation acceptance strategies to demonstrate the adherence of modelled algorithmic solutions to system & performance requirements across a wide range of operational scenarios, supporting production of customer acceptance evidence
• Lead technical reviews, verification and approval of engineering technical design and documentation, ensuring compliance with customer, legislative and business requirements
• Facilitate the production of estimates to support the engineering development of products
• Be a technical focus point for development and analysis activities, including preparing and presenting technical aspects to required stakeholders and providing guidance to own team and beyond
• Maintain a good working knowledge of contemporary Systems Engineering practices including Model Based Engineering, digital threads, cyber security and safety procedures

Knowledge:

• Expert in principles and approaches underpinning design and development activities and demonstrates expert understanding, knowledge of Systems Engineering, with systems thinking and the application of holistic approaches to complex problems (Essential)
• Be well versed in appropriate Systems Engineering standards (e.g. ISO 15288, ISO 24641) (Essential)
• A good understanding of some of the following subject areas signal processing, target track extraction, object classification algorithms, system and sensor resource optimisation (Desirable)
• An understanding of how the above techniques can be employed on contemporary real-world radio, satellite, radar or sonar systems (Desirable)
• A good understanding of factors that can affect the real world performance of sensing systems and how these can impact the accuracy and timeliness of measurements in order to meet challenging design objectives and requirements (Desirable)
• Knowledge of the defence industry, including geopolitical influences and current UK government strategy (Desirable)

Skills:

• Requirements management (e.g. IBM DOORS Next) and configuration management
• Working with and leading large scale complex system designs
• Knowledge of all aspects of an engineering lifecycle and expert knowledge of lifecycle models (e.g. Waterfall, Agile) and associated tools (e.g. JIRA)
• Presenting both technical and non-technical information in a formal setting

CTV Marine Engineer
HSB Technical Ltd
Waterlooville
In office
Junior - Mid
£35,000
TECH-AGNOSTIC ROLE

Position: CTV Marine Engineer (Onboard) 4 On 4 Off (28 day rotation)Job ID: 1848/14Location: UKRate/Salary: £35,000 - £38,000 per year, pro rata, depending on experienceBenefits: Great benefits Type: Permanent
HSB Technical Ltd is a specialist recruiter within the Power & Propulsion, Shipbuilding, Maritime Shipping, Energy and Subsea sectors visit: our website for a list of our vacancies. We have a number of permanent and contract vacancies for multiple businesses across the UK and overseas.
The below job description will outline this position of: CTV Marine Engineer (Onboard)
Typically, this person will be responsible for overseeing the engineering duties onboard, providing troubleshooting support, and ensuring the vessel operates efficiently while maintaining compliance with all safety standards.
HSB Technicals client is an established and well-regarded business entity.
Duties and responsibilities of the CTV Marine Engineer (Onboard):

  • Diagnose and resolve technical issues promptly to ensure minimal downtime of vessel systems
  • Perform routine maintenance and repairs on mechanical and basic electrical systems
  • Keep accurate records of all maintenance, repairs, and operational logs
  • Monitor the performance of engines and other mechanical systems
  • Ensure compliance with all relevant maritime regulations and safety standards
  • Work effectively with other crew members and assist with the training of less experienced staff
  • Participate in the regular inspection and servicing of equipment onboard
  • Carry out all duties in accordance with STCW regulations and company policies

Qualifications and requirements for the CTV Marine Engineer (Onboard):

  • British / Right to Work in the UK
  • 1-2 years experience in a similar role
  • Strong mechanical knowledge and experience
  • Basic electrical knowledge
  • All STCW certifications to be in date, including ENG1
  • AEC 1 and AEC 2

This vacancy is being advertised by HSB Technical Ltd who have been appointed to act as a recruitment partner for this role.

Marine Engineer - TS Royalist
THE MARINE SOCIETY AND SEA CADETS
Gosport
In office
Mid - Senior
£30,000
TECH-AGNOSTIC ROLE

Job Title: Marine Engineer - TS Royalist

Location: Operating from Gosport, but sailing around the UK and near-continent

Salary: £33,490 gross per annum

Job type: Full time, Permanent.

Closing Date: 2nd March 2026.

Are you an experienced engineer looking for a unique offshore experience?

The Marine Society & Sea Cadets (MSSC) is looking for an engineer for our flagship vessel TS Royalist who is used to inspire Sea Cadets to the possibilities of a life at seas. The MSSC a vibrant and growing charity, delivering life-changing nautical adventure for young people, to give them the best possible head start in life. We also provide personal and professional development opportunities for seafarers with the Marine Society. Working with our staff, cadets, and volunteers, we have built a vision and five-year strategy to take us forward and further improve the astounding contribution already made through our work to the lives of thousands of young people and seafarers, while fully supporting our volunteers who are vital to our success.

We are currently looking for a Marine Engineer to join our team.

About the role:

The primary purpose of the Marine Engineer is to deliver the maintenance and safe operation of all machinery on board the vessel. Responsibility spans the hull, structure, main and auxiliary machinery, electrical and electronic systems, fuel, water, hydraulics, and the planning and execution of in-season maintenance. A comprehensive level of advice and support to the onboard Engineer is provided by our two, office based, Engineering Technical staff.

Applicants should have the requisite experience and should ideally have completed an approved engineering course or a willingness to complete on within the first 12 months of employment. They should ideally hold a current Seafarer Medical Certificate or willing to be medically assessed for the position. The ability to work effectively with young people as well as the permanent and relief crew members is essential. Ship system familiarisation, child safeguarding and any necessary sea safety course refresher training will be given to the successful applicant.

The particular demand of seagoing employment requires the incumbent to be available for duty for prolonged periods and working hours necessarily need to be very flexible. Although overtime will not be recognised, the working and rest hours for the role will be within the confines of the terms of the Maritime Labour Convention 2006. The uncertain nature of the working hours are recognised by the holiday arrangements afforded.

For an informal discussion about the role of Marine Engineer on board TS Royalist, please contact MSSC’s Offshore Office.

Applications should consist of a completed application form and equal opportunities monitoring form, both available from the website. You may submit your CV in support of your application, but the appropriate application form must be completed if you wish to be considered for these roles.

Requirements:

  • Able to demonstrate the skills and experience of working with multiple engineering systems, ideally within the Marine Environment.
  • A level of fitness that is not likely to be a bar for working at sea.
  • Good verbal communication skills; ability to work within a small team
  • Knowledge of health and safety standards, relating to working with machinery and systems.
  • Experience in investigate faults and the identification of possible rectifications.

Benefits:

  • 104 days annual leave per annum, 84 individual days during the sailing season and 20 working days during the winter refit period.
  • Life assurance (4x salary) for those that join the charity’s pension scheme.
  • Private medical insurance.
  • Pension (employer contribution up to 10%).
  • Wellbeing portal and EAP with 121 counselling.
  • Employee development: We are investing in our employees’ development and have an annual calendar of learning and development opportunities, designed to support employees to develop into their roles and stretch them to achieve their full potential.
  • National staff conference: All employees come together once a year to reflect on the past year and celebrate success at our offsite staff conference. This is a great opportunity to listen to employees’ views, and for employees to network, share information and socialise.

If you are interested in this Marine Engineering vacancy, please apply now!

Please click APPLY to be redirected to our website to complete your application.

Candidates with experience or relevant job titles of; Marine Engineer, Technical Manager, Technical Engineering Manager, Engineer, Marine Mechanic, Field Service Engineer, Service Engineer, will also be considered for this role.

IC Design Engineer
Platform Recruitment Limited
Southampton
Hybrid
Senior - Leader
£90,000

Digital IC Design Lead - Southampton (Hybrid) - £90k + Benefits My client is a high growth semiconductor business with a strong focus on innovation across display, video, AI data processing, and wireless connectivity. They operate in a modern, engineering led environment and are continuing to expand their IC Development capability. They are now seeking an experiencedIC Digital Leadto join their growing team. This is a senior technical leadership role, combining hands on digital IC expertise with people and project leadership. Location:Southampton, Hampshire (Hybrid) Visa Sponsorship:Available Essential requirements: BEng or MEng in Engineering, Electronics, or a related discipline 5+ years experience in digital or mixed signal design 1+ years experience in a people management or technical leadership role Hands-on experience in digital IC design using Verilog, SystemVerilog, and/or VHDL Desirable experience: Mixed signal design exposure Familiarity with the full ASIC front end and back end flow Python scripting Experience using tools such as JIRA and Confluence

Head of Software Engineering - Embedded & Product Development
Verso Recruitment
Southampton
Fully remote
Leader
£80,000
TECH-AGNOSTIC ROLE

Job Title: Head of Software Engineering – Embedded & Product Development
Remote-based - UK
Salary: £80,000 to £85,000 basic + benefits

This role is to manage a small team of 4 Software Engineers, 3 of whom are embedded, and one is a Mobile/Apps developer.

They are happy for this person to be based anywhere in England and work remotely.

You will need a strong embedded software/Micros development background. This will mainly be a management-oriented role, but with a team of 4 people, you will be immersed in all of the technical elements of the software projects. You must have remained very technical and be able to evaluate/structure software architecture, drive design review meetings, challenge engineers in design reviews etc. You will not be expected to write any code/individually contribute at that level. But I believe you could do it, if you so wished, on some projects.

A senior leadership opportunity is available for an experienced Head of Software / Software Engineering Manager to lead a high-performing software function within an advanced engineering and product development environment.

You will lead software strategy, software lifecycle processes, and delivery across multiple product programmes within a multidisciplinary R&D setting.
You will play a key role in shaping software architecture, development standards, and long-term capability growth across the organisation.

Key Responsibilities - Head of Software Engineering – Embedded & Product Development

  • Lead and manage a software engineering team delivering embedded, PC and mobile software solutions
  • Define and implement software development lifecycle processes and best practices
  • Drive software architecture, detailed design, implementation standards, verification and validation
  • Provide technical leadership across firmware and OS-based systems
  • Support the delivery of complex engineering products from concept through to production
  • Conduct and lead detailed technical and design reviews
  • Develop team capability, skills and resource planning
  • Contribute hands-on technical input within project teams where required
  • Work closely with multidisciplinary engineering teams and external stakeholders

Head of Software Engineering – Embedded & Product Development - Candidate Profile

  • Proven experience as a Head of Software, Software Manager, or Software Engineering Lead
  • Strong background in embedded systems and firmware development
  • Experience leading multidisciplinary engineering or product development teams
  • Track record of building and developing high-performing technical teams
  • Strong knowledge of full product development lifecycle
  • Experience delivering technically complex products into production
  • Confident in reviewing software architecture and detailed design

This is a great opportunity to join an exciting, rapidly expanding electronic instrumentation company that is investing heavily in R&D. If you have any specific questions about this role, please contact me on 01582 350052

Senior Software Engineer
Sirius Digital
Portsmouth
Hybrid
Senior
£7,000

Salary: Negotiableplus benefits, pension (7% contribution), 25 days holiday & life insurance

We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications.

We are a small but rapidly growing consultancy, owned by four highly experienced and recognised practitioners in UK defence consultancy. We are looking for candidates with a mix of technical expertise and interpersonal skills, able to work independently or in small teams.

The Role:

As a Software Engineer, you will play a major role in developing code in the Software Modelling and Simulation, autonomy and geospatial fields, along with providing key advice around innovation and new techniques to stakeholders. You will be designing solutions for complex challenges that will meet and exceed user requirements.

Responsibilities will include:

  • Designing, developing and delivering software solutions using a large range of techniques, including Wargames, Modelling and Simulation, Robotic and Autonomous systems, Digital Twins and Synthetic Environments.
  • Applying mathematical and computational methods to tackle real world problems, applying tools and techniques, and developing novel approaches where required.
  • Delivering technical consulting projects and products, with the opportunity to lead some of these
  • Building new relationships and maintaining current customer relationships.

Expertise Required:

  • Senior Software Engineer: At least 5 years experience, including designing and delivering software applications.

About You:

We are looking for candidates who can help the company grow and can offer exciting opportunities for those with the drive to develop their own skills and those of the company. We offer competitive salaries and packages, and the opportunity for rapid advancement for the right candidates.

The successful candidate must be able to demonstrate the following attributes:

Essential

  • At least 5 years experience in designing and implementing performant software applications.
  • Apply mathematical principles or statistical approaches to solve problems in scientific or applied fields.
  • Proficient in C/C++ or C# and Python.
  • Ability to understand and describe a range of software modelling and simulation techniques.
  • Ability to analyse use cases and project data context to determine specifications and requirements.
  • Experience in one or more of the following technical disciplines:
  • Videogame engine technology (e.g. Unreal Engine, Godot)
  • Entity or Event based Simulation
  • Robotics and Autonomous Systems
  • Understand varied codebases and be confident in making changes to large projects.
  • Understand performance and hardware constraints.
  • Building customer and stakeholder relationships.
  • Supporting and leading authoring of technical reports and presenting to customers.
  • Be willing to travel across UK and comfortable to work at client sites for periods.

Desirable:

  • Experience working with Defence Digital, DE&S, Dstl, Frontline Commands or UK Defence industry.
  • The ideal candidate will be educated to degree level or have equivalent relevant experience.
  • Wed love you to bring a strong STEM / computing background.
  • Proficient in MS Office, especially Excel, PowerPoint, Word.

Other Requirements:

  • Candidates must have an existing right to live and work in the UK.
  • Candidates will need to undergo an internal BPSS check prior to gaining site access.
  • Candidates will also need to either hold a current SC clearance or be willing and eligible to undergo a Security Clearance check (SC level) upon starting their employment with the company. To gain SC clearance you will normally need at least 5 years UK residency.
Engineering Manager - R&D/Electronic Products
Verso Recruitment
Portsmouth
Hybrid
Senior - Leader
£80,000
TECH-AGNOSTIC ROLE

Job Title: Engineering Manager - R&D
Location: Portsmouth, Hampshire
Salary: £75,000 to £84,000 basic + benefits
Hybrid: Work from home 2 days a week

Engineering Manager – R&D/Electronic Products
An established and highly respected manufacturer of industrial electronic products is seeking an experienced Engineering Manager to lead a multidisciplinary engineering team and drive new product development, compliance, and technical excellence.
This is a senior leadership opportunity with direct influence over product strategy, innovation, and engineering performance across global markets.

Engineering Manager – R&D/Electronic Products – Role Overview
As Engineering Manager, you will take ownership of all technical and engineering activities across electronics, mechanical design, and system integration. You will lead a team of six R&D engineers and technicians, managing the full product lifecycle from concept through to manufacturing release and ongoing support.

Key Responsibilities – Engineering Manager – R&D/Electronic Products

  • Lead and develop a multidisciplinary engineering team (electronics, mechanical, technicians)
  • Drive new product design and development from concept to production
  • Manage engineering release to manufacturing and production readiness
  • Oversee compliance, certification and regulatory approval
  • Define and deliver the engineering and product roadmap aligned with business goals
  • Manage prototypes, validation builds, and pre-compliance testing
  • Act as a technical liaison between engineering, operations, suppliers, and customers
  • Identify and mitigate technical and project risks
  • Improve engineering processes and product lifecycle management
  • Manage engineering budgets, resources, and priorities

Candidate Requirements – Engineering Manager – R&D/Electronic Products

  • Strong background in electronics product development
  • Proven engineering leadership/engineering management experience
  • Experience managing cross-functional or multidisciplinary engineering teams
  • Strong knowledge of product compliance and certification
  • Excellent stakeholder communication and problem-solving skills

This is a great opportunity to join a well-established, successful company who are investing heavily in R&D and has lots of R&D projects happening.

If you have any specific questions about this Engineering Manager – R&D/Electronic Products opportunity, please contact David on 01582 350052. To apply email:

Software Engineer
Matchtech
Portsmouth
Hybrid
Mid - Senior
£35,000 - £60,000
+2

Software Engineer - Embedded C / C++ / Python Work at the Forefront of RF Communications & Sensor Technology Our client, a leading organisation in the defence and security sectors, is seeking a talented Software Engineer to join their innovative development team. This permanent role offers the chance to work on cutting‑edge RF communication and sensor technologies within a dynamic, technically challenging environment that supports professional growth and long‑term career progression. About the Role As a Software Engineer, you will contribute to the full development lifecycle of advanced embedded systems, working across Embedded C, C++, and Python. You'll collaborate within an agile team to design, implement, and test high‑integrity software solutions while gaining exposure to next‑generation RF communication and sensor products. The role also offers the opportunity to influence future product development and, for the right individual, to take on team leadership or line‑management responsibilities. Key Responsibilities Design and develop detailed software components for high‑performance products. Implement, test, and integrate software within an agile, multidisciplinary team. Build a solid understanding of existing RF communication and sensor technologies. Contribute to product evolution and future R&D roadmaps. Communicate effectively with engineering teams, project stakeholders, and customers. Support or undertake leadership responsibilities as required. Essential Skills & Experience Strong experience with Embedded C, C++, and Python. Understanding of sensor systems, RF communication, or related technologies. Software engineering experience across the full product lifecycle (concept → deployment). Familiarity with modern software architecture practices. Experience with scientific applications, DSP, or algorithm implementation. Comfortable working within agile frameworks (Scrum, Kanban). Proficient with modern development tools such as Git, GitLab, VS Code. Desirable Experience Modern UI design and implementation. Embedded software development and cross‑compiling. Knowledge of Linux OS, kernel drivers, or low‑level interfaces. Experience with DevOps tooling (GitLab CI/CD, pipelines, Docker). Previous team leadership, mentoring, or line‑management experience. Benefits Competitive salary. Flexible benefits package covering health, wellbeing, savings, protection, and leisure. Inclusive and creative working environment with flexible working arrangements. Strong opportunities for professional development and long‑term career growth.If you are a passionate Software Engineer eager to work on advanced technology that makes a real impact, we'd love to hear from you. Apply now to join a forward‑thinking team shaping the future of defence and security innovation

Principal Embedded Software Engineer
Hexwired Recruitment Limited
Southampton
In office
Senior
£65,000 - £75,000

Principal Embedded Software Engineer– Southampton - £70k - £80k Hexwired Recruitment has partnered with a world renowned Electronics manufacturer based in Southampton who are now seeking a Principal Embedded Software Engineer to help develop and maintain a brand new system the company is developing. The company are recognised globally, and are expanding because of a healthy order book. The company are now seeking a Principal Embedded Software Engineer with excellent experience leading technical projects as well as working autonomously on new projects. This is a Principal Embedded Software role focusing on Processor design as well as comm interfaces. Due to the nature of the work, this will be a mostly onsite role. Key Requirements: \* Bachelors, Masters or PhD in Computer science, Embedded Systems, Maths, Physics or similar \* 10+ years commercial Embedded software experience \* Excellent Firmware RTOS experience \* Good commercial Serial Comms experience (RS232, RS422, TCP/IP etc) \* Any experience working on testing embedded code is highly desirable. The company are looking to offer circa £80k dependent on experience. Along with an excellent benefits package. If you’re interested in this Principal Embedded Software role, please apply. For more information on this role, or any other jobs across; Embedded, C++ programming, Embedded Linux, FPGA, Python, Electronics, Hardware, Golang Development, Machine Learning, Data Science or Simulation contact us today

Combat Systems Engineer
Thomas Search
Portsmouth
Hybrid
Mid - Senior
£45,000 - £54,000
TECH-AGNOSTIC ROLE

Thomas Search Recruitment Group has partnered with a leading UK defence technology organisation who is looking for experienced Combat Systems Engineers in the Portsmouth area.

This is an exciting opportunity to work across ground-breaking maritime innovations and be part of a growing professional community.

As a Combat System Engineer, you will have an exciting opportunity to make a tangible difference to the UK s Armed Forces, you will play a key role in the delivery of the necessary integration, test, evaluation, and acceptance activities across all phases of the equipment lifecycle to support the development and delivery of operationally effective Combat System capability.

Day-to-day, you will operate within a team of engineers to deliver the NCSISS (Naval Combat Systems Integration Support Service) contract. You will be required to conduct integration and testing as directed by the team s Senior Combat System Engineers, working in partnership with the NCSISS Project Manager, to ensure a consistent approach to the design, delivery and support of our service and advice in accordance with the Technical Delivery Plan. You will have responsibility for delivering specific, project tasks, and will support customer engagement to understand their requirements with respect to capability and programme constraints. You will then develop a test plan, conduct integration and produce supporting evidence for customer use.

  • Executing key systems engineering activities on significant projects
  • Engaging with external and internal stakeholders to ensure customer and business needs are satisfied and issues are mitigated
  • Directing technical documentation in support of work carried out
  • Delivering work and reporting on progress to project leads and customers
  • Conducting sea trials on Royal Navy Ships, including potentially overseas

Experience & Qualifications for the Combat systems Engineer:

  • Degree qualified in Engineering, Physics or similar
  • Proven experience on Naval Combat Systems or Radar, Sonar, C2 or Weapons
  • Experience in Test & Evaluation or Integration

Portsmouth Technology Park (PTP) is a key site with the MOD, focusing on advanced technology development and engineering services. It is dedicated to research and development, ensuring that complex systems are designed, integrated, and tested effectively to meet operational requirements. The facility utilises sophisticated modelling and simulation techniques to analyse and predict performance.
This role is a 37-hour working week based at Portsdown Technology Park, Portsmouth, Hampshire. Hybrid working patterns are available. Travel to other sites across the UK will be expected.

Please note that all applicants for this role must be eligible for SC clearance, as a minimum.

Senior Control System Engineer
Ross-shire Engineering Limited
Hampshire
Hybrid
Senior
Private salary
TECH-AGNOSTIC ROLE

What Are We Looking For?

RSE is recruiting Senior Control System Engineers across our business to join us in delivering solutions to the Water industry, based out of our Basingstoke office. You ll be in involved in the development, commissioning and support of automation and control systems solutions as well as automation and control systems design, specification, programming, simulation, testing and start-up assistance.

Some of Your Key Duties Include:

  • Be responsible for the appropriate planning and carrying out of intrusive surveys on live control systems. You will identify and manage the risks associated with these surveys.
  • Detailed design proposals that establish the scope of work required for new build and ICA refurbishment projects.
  • Define the control system hardware and software requirements.
  • Assist the electrical engineers with the development of robust Control Systems Architectures utilising appropriate technology in accordance with Client, WIMES and industrial standards.
  • Provide specialist ICA assistance to the Engineer during the development of the Control Philosophy.
  • Define the project Software Testing strategy and ensure appropriate time and resources are allocated.
  • Be responsible for identifying the programme requirements to deliver Control System elements to achieve the project milestone dates.
  • Develop detailed Functional Design Specifications and associated schedules from the agreed Control Philosophy in accordance with the Company s Quality procedures.
  • Implementation of robust change control during the entire project lifecycle.
  • Develop and self-test control system software to achieve the required functionality in accordance with the FDS.
  • Develop the Factory Acceptance Test Documentation
  • Fully document, resolve and re-test any defects identified during testing.
  • Provide specialist control system assistance to the Commissioning Teams within the workshop and on site in conjunction with the RSE PM
  • Carry out Site Acceptance Testing of the Control System against the SAT document.
  • Investigate and provide technical advice and support to the design, delivery, and senior management teams on automation related issues.
  • Manage the specification, development, installation, and validation of automation projects within budget and corporate guidelines.

What Do You Need?

  • HNC/HND Degree in Engineering or equivalent, with particular emphasis in electrical, mechanical, electronic, automation and/or chemical discipline
  • Have a minimum 8-10 years proven ability in the design and commissioning of control and electrical systems associated with process automation, preferably in the Hydro power and Water sector.
  • Detailed experience in the development of Control Systems solutions using Programmable Logic Controllers (PLC s) and HMI/SCADA and Telemetry Systems in the process control environment using one or more of the following manufacturers: Allen Bradley/ Rockwell, Siemens, Mitsubishi
  • Experienced working knowledge of Profibus, ProfNet, Ethernet. Modbus and DH+ systems
  • Experienced in integration and modification into existing systems PLC control systems in a live environment.
  • Have a strong working knowledge of process systems, P&ID control and loop tuning
  • Working knowledge and an understanding of electrical schematics.
  • Must be flexible and willing to travel, including regular site working.
  • Full UK Driving Licence.

Who Are We?

RSE is a trusted clean water technology company, developing market leading products and solutions for purifying drinking water, recycling wastewater and cleaning water in industrial processes. We are disrupting the water sector, delivering water treatment products, technologies, and services to clients across the UK. RSE provides offsite modular build solutions using a low-carbon approach compared to traditional construction methods and our unique offering to the market focuses on innovation, efficiency, and excellence.

Established in 1982, RSE has grown into one of the most prominent MEICA engineering businesses in the UK water industry. We have created a complete in-house and full-service capability from project inception through to design, fabrication, and delivery by means of installation and commissioning. We additionally have one of the largest servicing and maintenance teams in the market, to ensure we re on hand for all our clients needs.

Our service offering presents industry-leading innovative solutions and our dedicated staff play a key role in delivering our sustainability and wider business goals. With over 2000 staff across our group of companies, our strategic ambition will see the business continue to grow as we expand our operations and diversify our products. One of RSE s key focuses is driving servant leadership and giving our people the opportunity and responsibility to take an entrepreneurial approach in their career development.

What RSE Offer

To build successful teams and drive the level of quality that RSE is renowned for, we know we need the best people in the industry. Not only do we require the relevant skillsets, but we also need people with the right attitude and mentality to thrive and grow in an innovative and fast-paced environment. At RSE, you ll be given every opportunity to set the path of your own career through our Business Streams and work within dynamic teams that will require you to rise to the challenge of working for a market leader.

  • Industry-leading salary based on your experience.
  • Company Car Allowance
  • Hybrid Working (where applicable)
  • A flexible career development path, with no restrictions on where your career can go.
  • Private Healthcare (Personal)
  • Holiday Allowance of 31 days per year, rising to 33 days per year after 2 years service.
  • Holiday Buy / Sell Scheme
  • Company Pension Scheme
  • Cycle to Work
  • Discounted National Gym Membership
  • Professional Fees Paid
  • Employee Discount Platform
  • EV/Hybrid Car Lease Scheme
  • Access to our network of health professionals including mental health champions and Occupational Health Nurse.

In a flourishing sector where there are vast career opportunities available, we believe by leading transformation in the industry our offering to the market means our people have the space to thrive.

If you re interested in a career with a company that will harness your skills and provide you with the support to create your own future within the water industry, apply now

Frequently asked questions
In Southampton, you can find a variety of Technical Architect roles including Solutions Architect, Software Architect, Infrastructure Architect, and Enterprise Architect positions across industries such as finance, technology, and maritime.
Employers typically look for candidates with a strong background in software development or IT infrastructure, experience in architecture frameworks, relevant certifications (e.g., TOGAF, AWS Certified Solutions Architect), and excellent problem-solving and communication skills.
To increase your chances, tailor your CV to highlight relevant experience, stay updated on the latest technologies and architecture trends, obtain industry-recognized certifications, and network with local IT professionals and companies.
Yes, many companies now offer flexible or fully remote Technical Architect positions that you can apply for from Southampton. Our job board filters allow you to specifically search for remote roles.
Simply create a profile on Haystack, upload your CV, set your job preferences, and apply directly to Technical Architect job listings in Southampton. You can also subscribe to job alerts to receive new opportunities by email.