Corsham | Up to £85,000 + bonus + benefits | Hybrid (up to 3 days onsite)
SC clearance required (or eligible)

We’re hiring a Security Architect with strong cloud experience to support high-assurance programmes across Defence and central government. You’ll play a key role designing and securing complex systems across cloud and hybrid environments, with exposure to MOD projects and highly regulated networks.

What you’ll be doing

• Designing secure architectures across cloud and on-prem environments
• Supporting system design through the full lifecycle - from concept to accreditation
• Working with engineers and stakeholders to embed Secure by Design principles
• Delivering security assurance against CAF, NIST, JSP 440/604, and related standards
• Supporting test planning, security artefacts, and technical governance

What we’re looking for

• 5+ years in technical cyber security or security architecture
• Strong cloud security experience (Google Cloud highly desirable)
• Any exposure to MODNET / MODCLOUD or defence environments is a strong advantage
• Hands-on background (Windows, Linux, SQL, cloud platforms)
• Experience with security accreditation, SbD, and regulated environments
• SC clearance

Why apply?

You’ll work on meaningful national security programmes, gain exposure to cutting-edge cloud environments, and be supported with training, certification, and long-term career progression.

Linux Engineer, SC, DV Cleared is required by our government client based Milton Keynes. Commutable from Northampton, East Midlands, Luton, North London.

Working in an SC Security Cleared environment. SC or DV (Developed Vetting) Clearance required or you will be eligible to undertake.

Daily Rate: 610 umbrella-plus on call fee - weekday £50 - weekend £100.

The role will include supporting and delivering Linux based development activities, including building and maintaining development environments, containerising applications and services, and supporting modern deployment approaches alongside traditional platform operations and objectives

Desirable qualifications

RHCSA - Red Hat Certified System Administrator, or

RHCE - Red Hat Certified Engineer, or

LFCS - Linux Foundation Certified System Administrator or

LPIC 1 or LPIC 2 (Linux Professional Institute)As the Linux SME, you will deliver expert support for enterprise Linux platforms operating within a secure, assured infrastructure.

The role will focus on system stability, performance, security and troubleshooting across a range of Linux based services.

To work closely with other infrastructure specialists to resolve incidents, support platform improvements and maintain robust operational documentation.

This role requires strong Linux administration skills and experience working within formal service management and security frameworks.

The role will include supporting and delivering Linux based development activities, including building and maintaining development environments, containerising applications and services, and supporting modern deployment approaches alongside traditional platform operations and objectives

Be a key lead in conversations around Environment development and growth utilising automation techniques to improve the infrastructure.

If you think you would be a good fit for this role, please apply here. We look forward to hearing from you!

SmartSourcing are a Disability Confident Employer and we promote, celebrate and value diversity, we are committed to promoting equality and inclusion for all.

Cyber Software Engineer - SC - Perm

• Location(s): Gloucester, Woking and Manchester
• Type: Hybrid
• Salary: £40,000 - £70,000
• Clearance: Must hold an active SC Clearance
• Must be eligible for further clearances (DV)
• Must be a sole British national

Job Description:

The successful applicant will join teams working at the forefront of AI/DS, Cyber, Cloud, DevOps/SRE and Platform Engineering. With long-term programmes secured across the latest frameworks, this position offers the chance to be part of an exciting growth journey with significant technical depth and variety.

As a Cyber Software Engineer, the successful applicant will contribute to the research, design and development of critical systems in support of National Security missions. They will apply secure coding practices, maintain high standards of software quality and work closely with operating systems at a low level.

Key Requirements

* Strong experience with C or C++
* Familiarity with Python
* Comfortable working with Linux or Windows operating systems
* Knowledge of version control tools and experience in agile delivery environments
* An interest in the Cyber domain
* Understanding of common software design and testing patterns
* Ability to build systems and support continuous integration pipelines

Clearance

Due to the nature of the work, applicants must be eligible to obtain DV clearance. This requires being a British Citizen and having lived in the UK for the past 10 years.

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

Python Software Engineer

Bristol (Hybrid)

A growing tech startup is looking for a Python Software Engineer to join their engineering team and help build and improve a behavioural science platform used by consumer brands.

You’ll work closely with the Head of Engineering in a collaborative team, contributing across the platform and customer-facing product. This is a hands-on role suited to someone who enjoys varied engineering challenges and the opportunity to wear multiple hats in a startup environment.

Responsibilities

• Develop backend services and APIs using Python
• Contribute to the development of the core platform and product features
• Build and maintain services using Docker and AWS
• Work within a Linux-first development environment
• Collaborate closely with the Head of Engineering on platform improvements
• Take ownership of problems and contribute across different areas of the product as needed

Tech Stack

• Python
• FastAPI
• Docker / containerisation
• AWS
• Linux

About You

• Around 2-4 years of software engineering experience
• Strong Python development skills
• Experience building APIs or backend services
• Comfortable working in Linux environments
• Familiar with AWS or cloud infrastructure
• Experience with Docker or containerised applications
• Enjoy working in small teams where engineers take ownership

Ready to Apply?

Contact Jack Winder to find out more.
Please apply with a CV and a cover letter outlining why you’re perfect for the role.
Know someone great for the job? We offer a referral scheme-just get in touch!
Note: We do our best to respond to every application, but due to volume, we can’t always guarantee it. If you haven’t heard back within 7 days, unfortunately, you haven’t been successful this time. Keep an eye on our site for new opportunities!

YT Tech is representing a high-growth Safety-Critical Technology firm that designs systems used globally in healthcare and high-security infrastructure.

Joining a collaborative R&D function, you will be responsible for the development and optimisation of software across a range of RTOS and Embedded Linux platforms. You will design real-time software capable of processing complex sensor data to ensure 24/7 reliability in mission-critical environments.

Key Responsibilities

• Real-Time Systems: Architect and implement firmware using RTOS (FreeRTOS/Zephyr) for high-precision data acquisition.
• Linux Integration: Build and maintain Embedded Linux distributions (Yocto/Buildroot) to support sophisticated application layers.
• Connectivity: Design robust IoT communication stacks using MQTT, BLE, and Wi-Fi for secure cloud-connected devices.
• Hardware/Software Interface: Work at the driver level to optimise sensor performance and hardware-software synchronisation.
• Lifecycle Ownership: Drive the full SDLC within an Agile framework, ensuring all code meets rigorous safety and quality standards.

Must-Have Features:

• C++ Mastery: Commercial experience with modern C++ in an embedded environment.
• OS Experience: A strong background in both RTOS and Embedded Linux.
• IoT Protocols: Proven track record of shipping connected products.
• Low-Level Knowledge: Experience with ARM Cortex-M or similar architectures.

Nice to have’s

• Experience with signal processing or sensor fusion algorithms.
• Previous work within regulated industries (e.g., Medical, Defense, or Industrial Automation).

If interested, and you match the criteria above, please apply with your most revent CV and I will be in touch to discuss further.

Unfortunately sponsorship is not on offer for this role

Summer-Browning Associates are currently supporting our Central Government client are who seeking a Senior Linux Engineer for an initial 12 month assignment

Location: Glasgow (hybrid)

Skills and Experience

• Experience in a similar Senior Engineer role in Linux Engineering in a complex IT Infrastructure.
• Acting as a senior technical Linux resource across the engineering function.
• Experience with virtualized networking principles and platforms (VMware/Hyper-V).
• Advanced experience with Bash and Python.
• Good understanding of common services, applications and protocols, for example HTTPS, SSH, DNS, NTP and SSL.
• Experience with open-source Ansible automation tooling.
• Good understanding of troubleshooting Linux issues to 4th line.
• Demonstratable experience of Agile / DevOps working practices.
• Experience of systems monitoring infrastructure.
• Working knowledge of Confluence, Jira and JSM.
• Sound understanding of database technologies, PostgreSQL, MariaDB, MongoDB, SQL.
• Manage Linux certificates across the environment.
• Good experience of squid.
• Responsible for driving all system upgrades across Linux tooling.
• Good understanding across IT On-Prem and Cloud based infrastructure.

Desirable

• You will have relevant Computer Science, Information Technology, Information Security or Systems Engineering qualification, or equivalent related qualifications or experience.
• Experience working in a Cloud Infrastructure Environment; AWS, Azure, GCP.
• Experience with managing CEPH Storage or Linux storage environments.

NB: Active SC/DV level vetting would be advantageous due to the nature of the project.

To apply, please submit latest CV for consideration

Cyber Software Engineer - National Security

The successful applicant will join teams working at the forefront of AI/DS, Cyber, Cloud, DevOps/SRE and Platform Engineering. With long-term programmes secured across the latest frameworks, this position offers the chance to be part of an exciting growth journey with significant technical depth and variety.

As a Cyber Software Engineer, the successful applicant will contribute to the research, design and development of critical systems in support of National Security missions. They will apply secure coding practices, maintain high standards of software quality and work closely with operating systems at a low level.

Key Requirements

. Strong experience with C or C++
. Familiarity with Python
. Comfortable working with Linux or Windows operating systems
. Knowledge of version control tools and experience in agile delivery environments
. An interest in the Cyber domain
. Understanding of common software design and testing patterns
. Ability to build systems and support continuous integration pipelines

Clearance

Due to the nature of the work, applicants must be eligible to obtain DV clearance. This requires being a British Citizen and having lived in the UK for the past 10 years.

Next Steps

To apply, please submit an up-to-date CV. The team looks forward to hearing from you.

Reasonable Adjustments:

Respect and equality are core values to us. We are proud of the diverse and inclusive community we have built, and we welcome applications from people of all backgrounds and perspectives. Our success is driven by our people, united by the spirit of partnership to deliver the best resourcing solutions for our clients.

If you need any help or adjustments during the recruitment process for any reason, please let us know when you apply or talk to the recruiters directly so we can support you.

DV Cleared DevOps / Software Engineer - Contract
550- 600 per day Outside IR35
Condensed week available - work 3 long days, paid for 5
Active MOD DV Clearance required

We are looking for an experienced DV Cleared DevOps / Software Engineer to join a high-impact technical environment. This role suits someone who thrives in modern DevOps ecosystems, enjoys building secure, scalable platforms, and wants the flexibility of a condensed working week.

You will work across the full software delivery lifecycle, helping to design, build, automate, and maintain robust cloud-native and containerised platforms.

Key Responsibilities

• Design, build and maintain CI/CD pipelines for reliable software delivery
• Deploy and manage Kubernetes clusters and application platforms
• Collaborate with engineers to develop, test, and release software efficiently
• Implement automation and infrastructure as code
• Ensure systems remain secure, resilient, and scalable
• Deliver software fixes, upgrades, and performance improvements
• Contribute to workflow improvements and DevOps best practices

Technical Skills (Must Have)

• CI/CD & Automation: GitLab CI, Terraform, Ansible, Helm Charts
• Scripting & APIs: Python, PowerShell, REST APIs
• Containerisation & Platforms: Kubernetes cluster build and application delivery
• Application Technologies: Apache NiFi, Elastic ECK, Artifactory
• Secrets Management: Hashicorp Vault
• Operating Systems: RedHat Linux and Windows

Experience & Background

• Experience across the full software development lifecycle
• Strong understanding of automation and DevOps tooling
• Knowledge of secure software delivery practices
• Comfortable working with multiple programming / scripting languages
• Ability to collaborate across teams and support continuous improvement

Key Details

• Contract Rate: 550- 600 per day
• Status: Outside IR35
• Clearance: Active MOD DV clearance required
• Working Pattern: Option for condensed week (3 long days, paid for 5)

450 Per Day, Inside IR35
6-Month Contract
Didcot, Oxfordshire

Your new company
We’re supporting a nationally significant scientific research organisation recognised for delivering some of the most advanced and high-impact projects in the UK. Their digital platforms underpin cutting-edge experiments, secure collaboration and large scale data processing, and they rely on a modern, resilient infrastructure estate to keep these environments running safely and efficiently. As part of their ongoing investment in core services, they are seeking an experienced Senior Infrastructure Engineer to maintain, support and enhance their Microsoft 365, server, storage and authentication systems. This is a place where your technical expertise will directly contribute to work used across the UK science and innovation landscape.

Your new role
You’ll take responsibility for the hands-on support and maintenance of both on-premise and cloud-based infrastructure. Most of your time will be spent supporting Microsoft 365 and Active Directory services, ensuring user access, directory health, security controls and core collaboration tools remain stable and well maintained. Alongside this, you’ll manage servers and virtual environments, resolve issues within the estate, and ensure systems are configured, patched and performing reliably. You’ll be the person teams turn to when complex IT problems arise, using your experience to troubleshoot effectively, diagnose root causes and deliver practical solutions that keep systems running smoothly. You’ll maintain documentation, support certificate and authentication services, contribute to monitoring and BAU operations, and help enforce security and backup standards across the environment. Close collaboration with other technical teams will be key in ensuring that infrastructure services meet the needs of users across the organisation. This is a hands-on engineering role, ideal for someone who takes pride in stability, reliability and technical problem-solving within a busy, mission-critical environment.

What you’ll need to succeed
You will bring strong, practical experience gained over several years working in IT infrastructure, with a solid understanding of Microsoft 365, Exchange Online and Active Directory in both on-premise and multi-tenant environments. You’ll be comfortable supporting servers, virtualised platforms and cloud technologies, and you’ll have the confidence to resolve complex issues relating to identity, authentication, performance and system reliability. Experience working with monitoring tools, backups, disaster recovery, and security processes will be highly beneficial, as will familiarity with certificates, load balancing or Linux systems. You’ll be someone who communicates clearly, works well with others and thrives in environments where priorities shift quickly. Strong troubleshooting skills, the ability to manage your workload and the discipline to produce clear documentation will all be important. ITIL awareness and relevant Microsoft or infrastructure certifications are advantageous. The ability to work on-site in Didcot two days per week is essential.
What you’ll get in return
You’ll join a collaborative organisation where infrastructure plays a vital role in enabling groundbreaking scientific work. You’ll have the opportunity to work with a varied and modern technology stack, contribute to meaningful improvements, and operate in an environment that values technical precision and strong engineering practice. Your knowledge will be respected, your work will be appreciated, and your contribution will support a mission with genuine national impact.

What you need to do now
If you’re an experienced Infrastructure Engineer looking for a senior contract where your skills will be put to meaningful use, get in touch today to discuss this opportunity further.

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Infrastructure Engineer - Windows Server & Networking Firewalls DV Clearable

Location: East Birmingham (Marston Green) - Full-Time, On-Site
Salary: 40,000 - 47,000 + Benefits

An experienced Infrastructure Engineer is required to join a technical team supporting secure, enterprise IT environments in Birmingham. This Infrastructure Engineer role combines Windows Server infrastructure and networking, making it ideal for someone who enjoys working across both server platforms and network technologies.

The successful Infrastructure Engineer will help maintain and support critical infrastructure including Windows Server environments, Active Directory, LAN/WAN networks, and firewall platforms within a highly secure operational setting.

Candidates must be eligible for DV (Developed Vetting) security clearance.

The Role

As an Infrastructure Engineer, you will support the day-to-day operation, maintenance, and improvement of enterprise IT infrastructure. This includes a mix of Windows server administration and network infrastructure support, ensuring systems remain secure, reliable, and high performing.

Key responsibilities include:

• Supporting and maintaining Windows Server infrastructure and core IT systems
• Administering and supporting Microsoft Active Directory environments
• Supporting LAN, WAN, and network infrastructure
• Assisting with the configuration and maintenance of enterprise firewall platforms including Palo Alto, Cisco ASA, or FortiGate
• Supporting VPN connectivity and secure remote access
• Troubleshooting infrastructure and network issues across server and network environments
• Monitoring infrastructure performance and resolving incidents
• Maintaining technical documentation and infrastructure diagrams
• Supporting incident response and assisting with root cause analysis
• Working collaboratively with other engineers to maintain secure and resilient systems

Required Skills & Experience

Successful candidates for the Infrastructure Engineer role will have experience supporting enterprise IT infrastructure environments, including:

• Experience working as an Infrastructure Engineer, Systems Engineer, or Network Engineer
• Experience supporting Windows Server environments
• Administration experience with Microsoft Active Directory
• Good understanding of networking fundamentals including TCP/IP, LAN/WAN, and connectivity troubleshooting
• Experience supporting or administering network infrastructure
• Exposure to firewall technologies such as Palo Alto, Cisco ASA, FortiGate, or similar
• Experience supporting VPN connectivity or remote access solutions
• Familiarity with infrastructure monitoring and troubleshooting tools
• Strong problem-solving, documentation, and communication skills

Desirable:

• Certifications such as CCNA, Network+, or Microsoft infrastructure certifications
• Exposure to Linux environments
• Experience working within secure or regulated environments

Candidates must be eligible for DV clearance (British nationality and long-term UK residency required).

Why Apply?

This Infrastructure Engineer role offers the opportunity to work in a secure, enterprise-scale technical environment supporting critical infrastructure. Engineers will gain exposure to networking, firewall technologies, and Microsoft infrastructure while working as part of a collaborative and highly trusted team.

If you are an Infrastructure Engineer looking for a role combining Windows infrastructure and networking technologies, click apply now to learn more.

Our client, a leader in the defence and security sector, is currently seeking a Senior Software Engineer with advanced security clearance to join their cutting-edge team. This permanent role offers an exciting opportunity to work on innovative solutions that redefine defence technology.

Key Responsibilities:

• Design, implement and test solutions to complex customer problems across the development lifecycle
• Develop software for a range of areas including bare-metal MCU, signal processing, Embedded Linux, and GUI development on Windows, Linux, and mobile platforms
• Utilise various programming languages such as Rust, C/C++, Python, and web development frameworks
• Work with FPGAs, electronic design, and mechanical design
• Collaborate closely with team members in an agile environment to balance requirements, schedule, and cost
• Produce comprehensive documentation from requirements to design and testing materials to support developments
• Ensure compliance with Government regulations by managing the security of information as defined in the Security manual

Job Requirements:

• Degree in an engineering, mathematical, or science-based subject or equivalent experience
• Experience in at least one of the following areas:
  • Embedded Linux application, kernel, and/or driver development
  • C/C++ or Rust programming
• Proficiency in best practice software development processes/lifecycles
• Experience in Object-Oriented Design and Design Patterns
• Knowledge of software testing and design for test

Desirable Experience, Skills and Qualifications:

• GUI development frameworks such as eGUI, GTK, Tauri
• Yocto, Petalinux, and uBoot
• Python, Jupyter Notebooks, or Matlab
• Web development languages (HTML, Javascript, Typescript, React)
• IOS/Android development
• Experience with communications protocols - TCP, QUIC, WiFi
• Knowledge of GNU Radio and Software Defined Radios
• Experience with FPGAs and exposure to hardware
• UML design and tools such as Enterprise Architect

Security Clearance:

• Must hold DV (UKDV or MOD DV) security clearance

If you are an experienced software engineer seeking a challenging role within the defence sector, we would love to hear from you. Apply now to join our client’s dynamic and innovative team.

Senior Linux Engineer - Government - SC/DV Clearance - 6 months + contract (inside IR35)

We are working with a major government client looking for an experienced Linux Engineer to join their team. Due to the nature of the role and the client, candidates with active SC clearance and eligible for DV Clearance would be preferred.

As Senior Linux Engineer, you’ll provide advanced technical expertise across enterprise Linux infrastructure to maintain performance, security and availability. The role exists to support ongoing project delivery and BAU operations, while driving automation and platform improvements in line with internal and regulatory standards. You’ll act as a senior technical point within the engineering function, working closely with other teams and vendors to keep environments up to date and well governed.

I am therefore keen to speak with candidates who have

• Strong experience in a senior Linux engineering role within a complex infrastructure environment, ideally within government/public sector environments.
• Proven ability to act as a senior technical Linux resource, owning decisions and outcomes.
• Experience with virtualised networking and platforms such as VMware or Hyper-V.
• Advanced Scripting skills with Bash and Python.
• Good understanding of core services and protocols (HTTPS, SSH, DNS, NTP, SSL) and troubleshooting Linux issues to 4th line level.
• Hands-on experience with Ansible automation and infrastructure monitoring.
• Working knowledge of Confluence, Jira and JSM.
• Understanding of database technologies such as PostgreSQL, MariaDB, MongoDB and SQL, plus experience managing Linux certificates, Squid and Linux tooling upgrades.
• Broad understanding of on-prem and cloud-based infrastructure, with occasional out-of-hours work and site travel as required.
• Desirable: relevant IT/engineering qualification or equivalent experience.
• Desirable: experience with cloud platforms (AWS, Azure or GCP) and CEPH or other Linux storage environments.

Interested? Apply now for immediate consideration!

Job Title: Embedded Software Engineer Location: Cambridge Salary: £45,000 to £57,000 basic + benefits Embedded Software Engineer A long‑established leader in real‑time communication technologies is seeking a Senior Software Engineer to join its engineering team. This organisation develops advanced wired and wireless communication systems used across a range of industries. Its engineering teams are known for delivering reliable, scalable and high‑performance solutions that support mission‑critical communication. This role is based in a modern engineering office within the Cambridge Research Park. Hybrid role offered 2-3 days WFH on a typical week. About this Embedded Software Engineer role You will work as part of an Agile development team, contributing to the design, development, analysis and testing of their products. The position suits someone who is comfortable taking a project from initial requirements through to final delivery, and who enjoys working across a range of platforms. Key Responsibilities - Embedded Software Engineer Design and develop embedded software using C & C++. Participate in code reviews and contribute to functional specifications. Work within Agile and LEAN methodologies as part of a scrum team. Develop on Linux platforms, from drivers to applications, networking and debugging tools. Maintain and enhance existing features across multiple product lines. Skills and experience - Embedded Software Engineer Strong understanding of the software development lifecycle. Experience with object‑oriented analysis and design. Proficiency in embedded C & C++ development. A collaborative mindset and strong communication skills. High attention to detail and motivation to work in a fast‑paced environment. Nice to have skills: Experience with networking technologies. Experience with multi-threading. Experience using AI in your day-to-day role to either help increase your output/productivity or to aid proficiency in languages you are less familiar with. Javascript, Typescript - They have web interfaces built into some of their products. Good understanding of hardware and/or things like Raspberry Pi. What You Can Expect Opportunities to design, implement and test software and custom hardware A chance to build on existing features and contribute to new product development Collaboration with skilled engineers across multiple time zones A supportive environment that values knowledge‑sharing and continuous improvement TPBN1\_UKTJ

Job Title: Embedded Software Engineer
Location: Cambridge
Salary: £45,000 to £57,000 basic + benefits

Embedded Software Engineer
A long established leader in real time communication technologies is seeking a Senior Software Engineer to join its engineering team. This organisation develops advanced wired and wireless communication systems used across a range of industries. Its engineering teams are known for delivering reliable, scalable and high performance solutions that support mission critical communication.

This role is based in a modern engineering office within the Cambridge Research Park. Hybrid role offered 2-3 days WFH on a typical week.

About this Embedded Software Engineer role
You will work as part of an Agile development team, contributing to the design, development, analysis and testing of their products. The position suits someone who is comfortable taking a project from initial requirements through to final delivery, and who enjoys working across a range of platforms.

Key Responsibilities - Embedded Software Engineer

• Design and develop embedded software using C & C++.
• Participate in code reviews and contribute to functional specifications.
• Work within Agile and LEAN methodologies as part of a scrum team.
• Develop on Linux platforms, from drivers to applications, networking and debugging tools.
• Maintain and enhance existing features across multiple product lines.

Skills and experience - Embedded Software Engineer

• Strong understanding of the software development lifecycle.
• Experience with object oriented analysis and design.
• Proficiency in embedded C & C++ development.
• A collaborative mindset and strong communication skills.
• High attention to detail and motivation to work in a fast paced environment.

Nice to have skills:

• Experience with networking technologies.
• Experience with multi-threading.
• Experience using AI in your day-to-day role to either help increase your output/productivity or to aid proficiency in languages you are less familiar with.
• Javascript, Typescript - They have web interfaces built into some of their products.
• Good understanding of hardware and/or things like Raspberry Pi.

What You Can Expect

• Opportunities to design, implement and test software and custom hardware
• A chance to build on existing features and contribute to new product development
• Collaboration with skilled engineers across multiple time zones
• A supportive environment that values knowledge sharing and continuous improvement

IT System Engineer - (Patch Management)
Location: London - E16, UK (Hybrid - Office, Customer Sites & Remote)
Employment Type: Full-Time
Reports To: Lead System Engineer

Role Overview
We are seeking a skilled and proactive IT System Engineer to join our London-based infrastructure team. The successful candidate will be responsible for the delivery of patch management services and the hands-on installation of updates, upgrades, patches, and hotfixes across enterprise environments.
This role is both customer-facing and internally focused, requiring work at our London office, remote support, and on-site visits to Network Rail & TfL customer locations across Greater London and surrounding areas.
The position requires strong technical capability, excellent documentation skills, and a professional approach when operating within client environments.

Key Responsibilities
Patch & Update Management

• Plan, test, schedule and deploy patches, updates, service packs, upgrades, and hotfixes.
• Manage structured patch cycles (monthly, emergency, zero-day response).
• Perform pre-deployment testing and post-implementation testing & validation.
• Maintain patch compliance reporting and remediation tracking.
• Ensure minimal disruption to production systems.
  OS Infrastructure
• Updates to various Linux distributions, Ubuntu, Debian, Red Hat etc.
• Updates to Windows Server (2016/2019/2022) & Windows 10/11 environments.
• Configure and administer WSUS.
  Network & Security Infrastructure
• Deploy firmware updates and patches for:
• Cisco routers and switches
• Cisco firewalls
• Juniper firewalls
• Perform configuration backups and validation before changes.
• Assist with vulnerability remediation and security audits.
  Virtualisation
• Manage patching and lifecycle updates for VMware environments.
• Maintain and upgrade VMware ESXi hosts and vCenter.
• Ensure VM availability during maintenance cycles.
  Customer Engagement
• Deliver on-site patching and maintenance at customer locations.
• Provide clear communication before, during, and after maintenance windows.
• Produce change documentation and implementation reports.
• Work within ITIL change control processes.
  Required Skills & Experience
  Essential
• 5+ years’ experience in infrastructure or systems engineering roles.
• Experience delivering structured patch management processes.
• Knowledge of change management and maintenance windows.
• Excellent troubleshooting and root-cause analysis skills.
• Strong hands-on experience with some, or all of the following:
• Windows Server & Windows Workstation environments
• Linux Operating Systems
• WSUS administration
• Cisco rout ers & switches
• Cisco and Juniper firewalls
• VMware vSphere ( ESXi, vCenter, vLCM)
• HPE & Dell server firmware
  Desirable
• Familiarity with backup solutions.
• Exposure to automation (PowerShell scripting).
• ITIL Foundation certification.
• Vendor certifications (Microsoft, Cisco, VMware, Juniper).
• Experience working within Network Rail or Transport for London industry sectors.

Personal Attributes

• Professional and customer focused.
• Highly organised with strong documentation skills.
• Comfortable working out-of-hours during maintenance windows.
• Strong communication skills (written and verbal).

Working Conditions

• Hybrid working model (London office, remote, and customer sites).
• Occasional evening or night work during planned maintenance windows.
• Travel within Greater London and surrounding areas.

What We Offer

• Competitive London-based salary.
• Company pension scheme.
• 26 days Holiday plus Bank Holidays
• Employee portal
• Professional development and certification support.
• Exposure to diverse enterprise customer environments.
• Opportunity to work across multi-vendor infrastructure technologies.

Corsham Up to 85,000 + bonus + benefits Hybrid (up to 3 days onsite)

We’re hiring a Security Architect with strong cloud experience to support high-assurance programmes across Defence and central government. You’ll play a key role designing and securing complex systems across cloud and hybrid environments, with exposure to MOD projects and highly regulated networks.

What you’ll be doing

• Designing secure architectures across cloud and on-prem environments
• Supporting system design through the full lifecycle - from concept to accreditation
• Working with engineers and stakeholders to embed Secure by Design principles
• Delivering security assurance against CAF, NIST, JSP 440/604, and related standards
• Supporting test planning, security artefacts, and technical governance

What we’re looking for

• 5+ years in technical cyber security or security architecture
• Strong cloud security experience (Google Cloud highly desirable)
• Any exposure to MODNET / MODCLOUD or defence environments is a strong advantage
• Hands-on background (Windows, Linux, SQL, cloud platforms)
• Experience with security accreditation, SbD, and regulated environments
• SC clearance

Why apply?

Contract : DSP Software Engineer
Location: Manchester (On-site)
Duration & Type: Contract / 6 Months
Pay: £45/50 per hour (Outside IR35)
Must have or be eligible for SC Clearance

About the Role

You will be developing and maintain high-quality C++ software for real-time signal processing systems running on Linux. The role involves designing and implementing DSP algorithms, debugging and deploying software, and ensuring strong performance and reliability. You ll write standards-compliant code, support CI/CD pipelines using Jenkins or Git, and collaborate with cross-functional teams in an Agile environment to deliver robust, maintainable software.

What We re Looking For

• Design, implement, and maintain high-quality C++ software for real-time, distributed systems.
• Develop, debug, and deploy software on Linux targets while ensuring performance, reliability, and maintainability.
• Contribute to the design of distributed software architectures and runtime deployment strategies.
• Implement clean, standards-compliant code aligned with MISRA, JSF , and static analysis requirements.
• Support build, test, and release activities through CI/CD pipelines using Jenkins or Git runners.
• Collaborate with cross-functional teams and contribute to model-driven engineering workflows.

Please submit your latest CV for submission

Develop your consultancy and software engineering skills with varied high tech projects This established technical consultancy develops advanced software and hardware for government and commercial sector clients. Due to continued success, they are seeking an accomplished C/C++ and Linux software engineer to join their team. Varied multidisciplinary projects mean that you could be working on areas such as diverse as DSP, image processing, or UI design. You can expect to work closely with counterparts from client organisations as well as colleagues from different technical backgrounds. You may also have opportunities to lead projects and mentor new colleagues. You will need: \* A strong academic record, with a first or 2.1 in a numerate STEM discipline, mostly A\* or A at A-level grades, or equivalent. Whilst not essential, A relevant Master's or PhD would benefit your application. \* Good client-facing communications skills. Able to discuss technical subject matter with colleague \* Substantial commercial experience of software design and development in C or C++ and Linux, and familiarity with best practice. Front end coding skills in TypeScript/JavaScript and HTML would be useful. \* Full right to work in the UK, and ability to obtain a higher level (DV) UK security clearance. Typically this will require you to have British nationality and to have been resident in the UK for 10 years This variety makes the role ideal for an experienced engineer looking to broaden their technical and consultancy skillset into areas such as image processing, interface design, or digital signal processing. This is a fully office-based, due to the nature of the work, but with some latitude for those requiring flexible arrangements. A highly competitive salary and benefits package, excellent pension scheme, and a performance-based bonus are on offer to the successful candidate. Keywords: Experienced Software Engineer, C, C++, Linux, Consultancy, Client-Facing, Cybersecurity, Defence, Gloucestershire Another top job from ECM, the high-tech recruitment experts. Even if this job's not quite right, do contact us now - we may well have the ideal job for you. To discuss your requirements call ecm or email your CV. We will always ask before forwarding your CV. Please apply (quoting ref: CV27605) only if you are eligible to live and work in the UK. By submitting your details you certify that the information you provide is accurate

OpenShift Container Platform Virtualization DevOps Technical Engineer - Sheffield and remote - 9 months+/RATE: £367 per day inside IR35 One of our Blue Chip Clients is urgently looking for a Lead OpenShift Container Platform Virtualization DevOps Technical Engineer. For this role you will need to be onsite in Sheffield 3 days per week. Please find some details below: CONTRACTOR MUST BE ELIGIBLE FOR BPSS MUST BE PAYE THROUGH UMBRELLA Role Description: Key Responsibilities: Develop, deploy, and manage OpenShift Container Platform Virtualization environments. Automate infrastructure provisioning and configuration using Ansible. Write and maintain Python scripts for automation, monitoring, and integration tasks. Collaborate with DevOps, cloud, and application teams to deliver scalable solutions. Troubleshoot and resolve issues related to OpenShift Container Platform Virtualization, Ansible playbooks, and Python automation. Document processes, configurations, and best practices. Requirements: Strong experience with OpenShift Container Platform Virtualization Proficiency in writing and managing Ansible playbooks and roles. Solid Python programming skills for automation and Scripting. Familiarity with CI/CD pipelines and DevOps practices. Good understanding of Linux systems and networking. Excellent problem-solving and communication skills Please send CV for full details and immediate interviews. We are a preferred supplier to the client.

Job Title: Embedded Software Engineer Location: Cambridge Salary: £45,000 to £57,000 basic + benefits Embedded Software Engineer A long‑established leader in real‑time communication technologies is seeking a Senior Software Engineer to join its engineering team. This organisation develops advanced wired and wireless communication systems used across a range of industries. Its engineering teams are known for delivering reliable, scalable and high‑performance solutions that support mission‑critical communication. This role is based in a modern engineering office within the Cambridge Research Park. Hybrid role offered 2-3 days WFH on a typical week. About this Embedded Software Engineer role You will work as part of an Agile development team, contributing to the design, development, analysis and testing of their products. The position suits someone who is comfortable taking a project from initial requirements through to final delivery, and who enjoys working across a range of platforms. Key Responsibilities - Embedded Software Engineer Design and develop embedded software using C & C++. Participate in code reviews and contribute to functional specifications. Work within Agile and LEAN methodologies as part of a scrum team. Develop on Linux platforms, from drivers to applications, networking and debugging tools. Maintain and enhance existing features across multiple product lines. Skills and experience - Embedded Software Engineer Strong understanding of the software development lifecycle. Experience with object‑oriented analysis and design. Proficiency in embedded C & C++ development. A collaborative mindset and strong communication skills. High attention to detail and motivation to work in a fast‑paced environment. Nice to have skills: Experience with networking technologies. Experience with multi-threading. Experience using AI in your day-to-day role to either help increase your output/productivity or to aid proficiency in languages you are less familiar with. Javascript, Typescript - They have web interfaces built into some of their products. Good understanding of hardware and/or things like Raspberry Pi. What You Can Expect Opportunities to design, implement and test software and custom hardware A chance to build on existing features and contribute to new product development Collaboration with skilled engineers across multiple time zones A supportive environment that values knowledge‑sharing and continuous improvement

Salary: 27,732 OTE ( 22,932 basic plus 4,800 shift allowance)
Location: Capgemini Inverness or Nairn (Hybrid)
Hours: 24x7 (Days, Nights, Weekends)

Manpower has a fantastic opportunity for the right candidate to become a Cloud Operations Engineer, working with our client, Capgemini.

In this role, you will provide 24x7 infrastructure support to high-profile public and private sector clients. This is a hands-on operations role where you will act as the first line of response, ensuring service availability, security compliance and rapid incident resolution across complex enterprise environments.

What you’ll do

• Monitor and support enterprise infrastructure systems in a 24x7 operations environment
• Act as first-line response for incidents, events, and alerts, resolving or escalating in line with SLAs
• Perform incident, problem, and change management using ITSM tools (ServiceNow, BMC Remedy, Opsview)
• Deliver end-to-end server patching, including change creation, deployment, and reboots
• Monitor backups and ensure data recovery and compliance standards are met
• Conduct health checks and proactive monitoring to prevent service outages
• Collaborate with L2/L3 engineers on business-critical incidents
• Support automation, service improvement, and transformation initiatives
• Follow documented SOPs and maintain accurate operational documentation

Technologies You’ll Work With

• Windows Server & Linux
• Azure & AWS
• VMware vSphere & Microsoft Hyper-V
• Automation & reporting tools (BigFix, Power BI)
• Veritas NetBackup
• Enterprise monitoring and ITSM platforms

What you’ll bring

• Experience or strong interest in IT infrastructure or cloud operations
• Strong troubleshooting and analytical skills
• Ability to work calmly under pressure in a 24x7 environment
• Excellent communication and teamwork skills
• Methodical approach to SOPs and incident handling
• Passion for continuous learning and technology

This role requires SC and NPPV3 security clearance, fully sponsored by Capgemini.
To be eligible for SC clearance, you must have resided in the UK continuously for the past 5 years. Some roles may require sole UK nationality.