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Find your next career opportunity with top Bitbucket jobs on Haystack. Whether you're a developer, DevOps engineer, or IT specialist skilled in Bitbucket, explore the latest openings from leading companies hiring experts in version control and code collaboration. Start your Bitbucket job search today and take the next step in your tech career!

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DevOps Engineer

Opus Recruitment Solutions

Location: Central London (1 day per week onsite) Contract: 6 months, Inside IR35 We are seeking an experienced DevOps Engineer with strong expertise across GCP and AWS to support a major Financial Services client. You’ll play a key role in designing, deploying, and enhancing a GCP landing zone, as well as building and maintaining the services that sit on top of it. This role sits within a high‑performing engineering function, where you’ll collaborate closely with development teams to deliver a secure, scalable, and automated cloud environment. Key Responsibilities Contribute to end‑to‑end delivery of a GCP landing zone, from design through to implementation and ongoing optimisation. Build and enhance cloud platform services to improve developer experience and streamline onboarding. Apply deep knowledge of cloud infrastructure, automation, and container orchestration to create a reliable and secure environment. Drive consistency and standardisation across deployments using automation and best‑practice engineering principles. Support Agile delivery processes and operate within enterprise‑grade change control frameworks. What You’ll Bring Strong hands‑on experience with GCP and AWS, including Networking, Compute, Storage, Identity & Security, Monitoring, and Operations. Proven expertise with Infrastructure as Code, particularly Terraform and Terraform module development. Solid understanding of version control workflows using tools such as GitLab or Bitbucket. Practical experience building and maintaining CI/CD pipelines (GitLab CI, Jenkins, CircleCI, etc.). Background working in Agile environments within large‑scale, regulated organisations. If your looking for a new challenge and this sounds like you, we’d love to hear from you. Please apply with your most Up-to-Date CV, please contact me at (url removed)

Junior Engineer Systems

Junior Software EngineerPermanent | Onsite - Rochester | Defence.Are you looking to start or restart your career in technology? We are seeking motivated individuals to join our entry-level Systems Engineer and Software Engineering training academies working alongside a global defence organisation. This is an exciting opportunity for career switchers, returners to work, and those beginning their professional journey.Youll gain hands-on experience in the defence sector, supported by in-depth graduate training, mentoring, and opportunities to work with leading global organisations.The role:During your training with Peregrine, we will develop your skills, knowledge, tools and techniques in applying systems or software engineering to different business situations. This involves studying towards the following modules:

Work under guidance to develop technical skills in Software Engineering. Gaining the Foundations of Software Engineering & MBSE

Requirements Management using tools such as DOORS / Polarion.

Simulation & Modelling using tools such as MATLAB & Simulink

Programming for Embedded System using tools such as C/C++ & Python.

Real-Time Systems & IDEs

Testing & Integration

What we are looking for:Either:A degree (or equivalent experience) in a STEM subject such as Computer Science, Engineering, Mathematics, Physics, or related discipline.OR relevant skills gained through personal projects, coding bootcamps, or self-directed learning.Foundational knowledge of software concepts and a willingness to learn.Curiosity, adaptability, and a commitment to continuous developmentAbility to grasp technical concepts.Strong analytical and problem-solving skills, with the ability to apply them to real-world projectsWere not expecting you to tick every box - if you have the enthusiasm and drive to grow, we want to hear from you.Why this role?

Structured Training: Well teach you the tools, techniques, and behaviours needed to thrive as a Systems Engineer or Software Engineer.

Inclusive Environment: We welcome diverse backgrounds and experiences.

Supportive Culture: Collaboration and teamwork are at the heart of what we do. Youll be part of a community that values respect, flexibility, and growth.

Long-Term Opportunity: After training, youll join our client for a minimum of 2 years, with the aim of securing a permanent role.

What youll learn:

Engineering Tools & Software:

Green Hills IDE, VxWorks

Vector CAST, Bitbucket, Jira & Confluence

Professional Skills:

Workplace behaviours

Personal Development Planning (PDP)

Time management

Communication

Written & presentation Skills

Desirable skills:

Exposure to programming (Python, C/C++)

Understanding of engineering principles

Familiarity with any of the tools listed above

About PeregrineWe build workforces that deliver tech and change programmes at leading UK organisations.By combining data science from Peregrine Intelligence, our industry-accredited Peregrine Academy, and market-leading attraction and diversity initiatives, we bridge capability gaps at all levels in public and private sector organisations. We work closely with our clients to understand their challenges and deliver flexible, long-term solutions that make a real difference. When you join Peregrine, you become part of a team thats focused on growth, both yours, our clients, and the sectors we support. Youll also get access to a full range of benefits alongside your salary.Our CultureWere curious, open, and always learning. We believe in doing great work and doing it with integrity. We support each other, share ideas freely, and celebrate progress big and small. And we care about the impact we make, whether thats helping clients solve tough problems or creating opportunities for people from all walks of life.Diversity and InclusionWere proud to be a diverse team, with 20+ nationalities represented across Peregrine. We welcome people from all backgrounds and experiences, and were committed to building an inclusive workplace where everyone can thrive. Through our partnerships and internal initiatives, were working to improve social mobility, reduce

Lead Developer

Synergy Resourcing Solutions Limited

A Lead Developer is required for a well-established technology focused business that continues to strengthen its internal software capability and invest in the development of bespoke digital platforms. The successful candidate will join an experienced team responsible for creating, enhancing and supporting the web applications and APIs that sit at the centre of the organisation s operations.Hybrid - Preferably 2 days per week in the officeThis role will suit a technically strong developer who enjoys taking ownership of projects, guiding others through complex challenges and ensuring that systems are delivered to a consistently high standard. You will work closely with key stakeholders to plan and coordinate development activity, managing workloads and releases to meet agreed timelines and technical objectives. The position also involves analysing and improving existing codebases, resolving performance issues and leading initiatives that reduce technical debt and strengthen long-term system reliability.Skills Required

Strong PHP and Laravel framework experience with solid OOP principles

Frontend experience with modern JavaScript frameworks like React, Angular or Next.js

Database design and optimisation using MySQL

Version control with Git (GitHub, GitLab or Bitbucket)

Experience leading and mentoring developers

Knowledge of Agile tools such as Jira or ClickUp

Understanding of testing frameworks, secure coding and deployment processes

This is an excellent opportunity for a capable Lead Developer who wants to play a key role in shaping the technical direction, supporting talented developers and ensuring that complex software systems are delivered to the highest standard.Apply now for more information.

Senior Software Engineer

Mane Contract Services

We are recruiting Senior Software Engineers to support a range of Defence, Cyber, and Intelligence programmes based in Gloucester. These roles offer meaningful, impactful work with strong opportunities for professional development, alongside a healthy work-life balance through flexible and hybrid working options. You’ll contribute to the development of cutting-edge DevSecOps software systems and applications, playing a key role in driving innovation and protecting critical digital infrastructure in the UK. Whether you specialise in a single area or operate across multiple software development disciplines with a focus on the cyber domain, your expertise will beSecurity Clearance: DV clearance is required to start. If you are passionate about software engineering and ready to take the next step in your career, we would love to hear from you. Even if you don’t meet every requirement, your skills and perspective may still be a great fit-so we encourage you to apply.valued and supported.Role Responsibilities: Carry out software development activities under the guidance of a Software Engineering Lead. Design and develop tests for software debugging. Translate customer requirements into software features using appropriate standards, tools, and processes across the full development lifecycle. Identify and correct program errors. Prepare operating instructions and maintain clear documentation. Analyse system capabilities and requirements to resolve software development questions related to intent, input, output, and control mechanisms. Champion automation including Infrastructure as Code, CI/CD, and test automation.Required Skills and Experience: Strong proficiency in modern Java; knowledge of Python, C++, JavaScript, TypeScript, or React is a plus. Experience developing on Linux. Solid understanding of mocking and unit-testing frameworks such as JUnit 5. Experience with Git version control. Proficient in Agile development using SCRUM. Experience with Oracle or other relational databases and/or MongoDB. Experience with GitLab CI/CD pipelines. Experience working with Apache NiFi. Familiarity with Atlassian tools including Bitbucket, Jira, and Confluence. Experience with Elasticsearch and Kibana. Experience with Hibernate. Experience with AWS services such as EC2, EKS, Fargate, IAM, S3, and Lambda. Experience building CI/CD pipelines for cloud deployments.Desired Skills: Experience developing software for cloud deployment, particularly AWS. Experience building microservices or serverless architectures. Understanding challenges of migrating on-premise workloads to cloud environments. Experience with JSF (PrimeFaces).Preferred Qualifications or Certifications: Oracle Java Certification AWS Certification ISTQB Certification OSCP Certification CCNA Certification

Radio Frequency Modeller / Analyst

Radio Frequency Modeller/Analyst Permanent Full TimeOn-site Based:Porton Down, Salisbury

£40,000 - £60,000 -Dependant on experience

25 days annual leave inclusive of up to 3 days Christmas shutdown

Buy or sell up to 5 days annual leave

Two pension schemes to choose from

Private Medical Insurance + discounts for additional family members

Life Assurance scheme up to 4 x salary

Share Save scheme

Electric/Hybrid Car leasing scheme

Cycle to work scheme

Retail discounts

Career development support

Our Electronic Warfare Operations Support (EWOS) Group is made up of 60+ electronic warfare specialists. From all manner of backgrounds, our engineers, scientists and ex-military personnel combine their experience to help our customers achieve their true operational potential and ultimately help keep their people and platforms safe.How youll support usWorking on-site, embedded within our customer team, you will be offering your expertise on Radio Frequency (RF) modelling and simulation, using ground-breaking science to support the UKs front-line defence.There are two main areas of modelling and analysis which the role will be working on. First, the continued design, development, and operation of software used to verify and validate EW systems across industry partners. The second area of model development and analysis is used to assess novel EW techniques and their effectiveness, with outputs being used to plan future trials.Whilst the two areas specified above will be the immediate priority work, beyond this there are lots of opportunity to be involved in other research, development, testing, analysis, and validation activities across the air platform/mission survivability modelling and simulation domain.This unparalleled access through our customer will help accelerate you as a Subject Matter Expert (SME), allowing you to branch into specialisms as your career progresses.The invaluable experience youll bring, to help us achieve moreWorking within the Air countermeasure team you will have access to a variety of projects, covering modelling & simulation in software, synthetic, and real-world environments.Your understanding of radar processing, operation, and doctrine will help to generate verified models that inform concept development and assessment.Experience in a related field is valued greatly!Essential:

Degree level or equivalent in a Science or Engineering discipline (e.g. Maths, Physics or Engineering).

Knowledge of model and simulations techniques to real-world scenarios.

Experience in the development of models and tools in order to provide evidence data (MATLAB, Python, or C++).

Providing analysis and writing reports from the outputs of simulation runs.

?Desirable:

Digital signal processing techniques used in EW systems.

RF domain knowledge and/or RF modelling experience (e.g. RF environments, RF Threat system understanding, RF countermeasure development).

Experience verifying and validated software (unit and system levels).

Experience in running simulations, developing and running models on a Linux Operating System and common Linux tools (BASH, PERL).

Knowledge of Tactics, Techniques, and Procedures (TTPs) of EW capability within the Air domain.

Knowledge of version/source control software (Git, Bitbucket).

Interest in cutting-edge technologies.

?Our non-negotiables:

Due to the highly secure environment that our work is conducted in, youmustbe a UK National, eligible to work and live in the UKandbe eligible to undergo and maintain appropriate UK governmentSC Security Clearance.

Who is MASS?MASS is an independent, global technology company, trusted by highly secure organisations to provide advanced, digital services that manage data and keep information safe. With our heritage in defence, we offer robust solutions to sectors where security expertise is essential. We work in partnership with customers, using skilled, technical experts. We think innovatively to provide tailored, agile and resilient solutions that secure advantage, so youre ready for digital transformation.Apply todayto see how working for MASS could work for you!MASS is an equal opportunities employer; we know that our people are smart, skilled and motivated and in return we provide a friendly workplace where everyone is valued and has the chance to make an impact.

Are you a Software Engineer looking for an interesting job opportunity?Our client TKMS ATLAS UK develop, supply and support cutting-edge maritime technology for customers worldwide. They are seeking a Software Engineer with skills in Java to work on the development of marine-based systems, specifically around aspects of User Interface.This job will be based out of their Headquarters in Dorset.Knowledge, skills and qualities

Proven ability to support software delivery

Knowledge and understanding of Software Engineering processes and best practices

Experience of software engineering processes and tools

Ability to work in multi-disciplinary teams, across the whole engineering lifecycle, from inception to support

Comfortable engaging with the user community, internal and external stakeholders in a formal setting

Ability to work within hardware, interface and solution constraints

Has a safety-first approach to security and development

Dedicated to delivery of quality solutions

Comfortable supporting junior members of the team in their development, enhancing their impact

Primary Software Skills:

Java application development

UML design (Enterprise Architect experience is preferred, but not critical)

UI prototyping

UX/human factors design

UI development (JavaFX)

Other Desirable Software Skills:

Knowledge of design principles and heuristics

Use of Java build systems (Maven)

Communication interface design, control and development

Git version control

Use of Atlassian Toolset (Jira, Bitbucket, Confluence)

Interfacing with databases and service/subscriber architectures

Understanding and effective utilisation of DevOps tools such as SonarQube, Jenkins and Artifactory

Key Tasks may include:

Software design, delivery of code and providing support to independent testers

Report progress to managers

Effectively manage own time and align this with team priorities

Behavioural requirements

Ability to work well in a team environment, consisting of software engineers as well as engineers from other disciplines

Desire to expand own knowledge base as well as sharing knowledge within the wider team

Willing to take a leading role in development, managing time and resources effectively

Good at working independently and within a team, has a good working relationship with team members, internal and external stakeholders

A proactive and constructive approach to challenges

Keen to facilitate the knowledge-sharing and personal development culture of the team

About TKMS Atlas UKProgression and personal development opportunities are available, competitive remuneration, flexible working and a generous pension scheme.TKMS ATLAS UK has a reputation for providing innovative underwater systems for the Royal Navy (RN) and export customers. Through science, engineering and R&D they convert data into information, knowledge and capabilities that challenge the status quo, and offer winning advantage at the frontline.The continuous investment in our unique in-house test and integration facilities has supported TKMS ATLAS UK’s growth in supplying UK and global markets with submarine and ship systems. This includes sonar, autonomous systems, marine electric actuation and mine counter-measures.The successful candidate must be able to achieve full SC level Security Clearance.

QA Tester Manual/Automation – Nottingham/Hybrid (2 days on site)

QA Tester Manual/ Automation – Nottingham/Hybrid (2 days on site) £30,000-£37,000 This is a key role responsible for the delivery and support of several high-profile eCommerce websites, working for one of the largest full-service digital development agencies in the UK. This person will be responsible for testing all the in-house developed HTML ecommerce sites for mobile, tablet and desktop. The role will also involve testing all client back-office facilities, reporting systems and software, and testing of all tracking systems across all platforms. The role will also help the development team to identify and resolve defects. This company is growing, and they need more people who can help them build exciting journeys and features for their customers. The Role You’ll be joining an existing testing team working alongside Front and Backend developers, Product owners and clients to help identify / analyse bugs and performance issues with existing large scale ecommerce websites. Your responsibilities will include performing functional testing across client websites on a range of mobile, tablet and desktop platforms. You will be expected to assist team members to ensure tasks are tested within project deadlines, as well as creating and maintaining documentation of test results for each project. You will report risks and defects accurately and manage them through to successful resolution, as well as reporting progress of the workload and escalating when necessary. There will be an opportunity to assist with the maintenance and further development of automation testing procedures. This would include identifying repeatable test areas and assisting with creating tests using Playwright. Experience of this is not necessary as training will be provided. Key Responsibilities: * Collaborate with team to quality assure new functionality and iterative improvement * Help develop and document requirements as User Stories * Participate in documentation reviews * Coordinate with multiple teams to understand requirements and get issues addressed * Test the UI to find inconsistencies and issues that are difficult to test automatically * Manually test releases against a range of devices / browsers, reporting any defects found Key Skills/ Knowledge: * Experience with manual testing of websites across multiple browsers and devices * Experience raising Bugs, producing tests reports with replication steps & associated imagery * Experience documenting technical requirements as User Stories * Analytical skills which allow you to anticipate a wide range of use cases and user actions * An approach to QA which is highly detail-oriented and user-centric * Excellent communication and organisational skills Desirable but not essential: * .Net Core experience would be a big plus! * Experience with regression testing reporting suite e.g. Jira * Experience with representing the testing function in project planning meetings * Automation experience with any modern framework - Jester, Cypress, Playwright, Nightwatch.js, Webdriver.iO * Knowledge of Git and version control systems (Github, Gitlab, Bitbucket) * Knowledge of Gitlab pipelines or similar job automation software Benefits * Flexible working hours * Company private medical scheme * Company gym and shower facilities * Training & personal development * Unlimited opportunity, with the chance to really excel at your role * A vibrant and friendly team who will help and support you

SC Technical Architect CGEMJP

Role Title: Technical ArchitectDuration: contract to run until 30/09/2026Location: Croydon, Remote with occasional need to be onsiteRate: up to 518.54 p/d Umbrella inside IR35Clearance required: Active SC Clearance is requiredRole purpose / summarySolution Architects are required for one of the largest AWS based developer platforms in the UK, which supports 100+ teams and runs multiple critical workloads. The work our architect’s take on is split into three key areas. Firstly, architects pick up new requirements from our teams, understand their needs, proposing options and getting the design governed and into delivery teams. Due to the scale of the platform, solutions often touch multiple areas and close working with other architects is essential to ensure ‘tribal knowledge’ is exploited. The second area is supporting teams with delivery and service. Inevitably delivery teams encounter problems in delivering against the roadmap or with incidents that need architect support to analyse and resolve. Lastly, architects work on longer term strategies or ad hoc pieces of work delegated by the Senior Management Team.Key Skills and ExperienceMandatory:

Strong understanding of core AWS services; VPCs, subnets, EC2, lambda, s3, route 53, VPC endpoints

Good understanding of networking - TCP/IP, DNS, routing, proxy patterns

Good understanding of containers and Kubernetes (does not require detailed Kubernetes knowledge, more the broad architecture)

Design documentation skills

Influencing, negotiating & pragmatism - getting designs through assurance processes

Problem solving and options analysis

Evidence based decision making

Excellent communication skills, ranging from getting a junior engineer’s input into a design to explaining a complex technical issue to a senior leader

Optional:Our architects work across a wide range of technologies and as such are expected to be able to quickly learn and adapt to unfamiliar tools. Whilst not essential, it is desirable architects have expertise in the following;

Elasticsearch Stack

Dynatrace Prometheus & Grafana

AWS EKS & KOPS

Hashicorp Consul/ Vault

VPNs - e.g. OpenVPN, Fortigate site to site VPNs

Atlassian tooling - e.g. Bitbucket, confluence, JIRA, Crowd

AWS Workspaces

LDAP

Redhat SSO & OIDC

Firewalling technologies - e.g. AWS Network Firewall, Fortigate

Proxy Servers - e.g. nginx, openresty, squid, fortiweb

DevOps - e.g. Terraform, Concourse, Sonarqube

Transit Gateway

All profiles will be reviewed against the required skills and experience. Due to the high number of applications we will only be able to respond to successful applicants in the first instance. We thank you for your interest and the time taken to apply!

SC Technical Architect CGEMJP

Role Title: Technical ArchitectDuration: contract to run until 30/09/2026Location: Croydon, HybridRate: up to £518.54 p/d Umbrella inside IR35Clearance required: Active SC Clearance is requiredRole purpose/summarySolution Architects are required for one of the largest AWS based developer platforms in the UK, which supports 100+ teams and runs multiple critical workloads. The work our architect’s take on is split into three key areas. Firstly, architects pick up new requirements from our teams, understand their needs, proposing options and getting the design governed and into delivery teams. Due to the scale of the platform, solutions often touch multiple areas and close working with other architects is essential to ensure ‘tribal knowledge’ is exploited. The second area is supporting teams with delivery and service. Inevitably delivery teams encounter problems in delivering against the roadmap or with incidents that need architect support to analyse and resolve. Lastly, architects work on longer term strategies or ad hoc pieces of work delegated by the Senior Management Team.Key Skills and ExperienceMandatory:

Strong understanding of core AWS services; VPCs, subnets, EC2, lambda, s3, route 53, VPC endpoints

Good understanding of networking - TCP/IP, DNS, routing, Proxy patterns

Good understanding of containers and Kubernetes (does not require detailed Kubernetes knowledge, more the broad architecture)

Design documentation skills

Influencing, negotiating & pragmatism - getting designs through assurance processes

Problem solving and options analysis

Evidence based decision making

Excellent communication skills, ranging from getting a junior engineer’s input into a design to explaining a complex technical issue to a senior leader

Elasticsearch Stack

Dynatrace. Prometheus & Grafana

AWS EKS & KOPS

Hashicorp Consul/Vault

VPNs - eg OpenVPN, Fortigate site to site VPNs

Atlassian tooling - eg Bitbucket, confluence, JIRA, Crowd

AWS Workspaces

LDAP

Redhat SSO & OIDC

Firewalling technologies - eg AWS Network Firewall, Fortigate

Proxy Servers - eg nginx, openresty, Squid, fortiweb

DevOps - eg Terraform, Concourse, Sonarqube

Transit Gateway

SC Cleared Software Engineer

Job Title: Software Engineer (SC Cleared) Location: Farnborough Duration: 6 months with possible extension Rate: Up to £745 per day via an approved umbrella company Must be willing and eligible to go through the SC Clearance process Our client, a leading organisation supporting maritime test and evaluation facilities, is hiring for a highly skilled Software Engineer to join their dynamic engineering team in Farnborough. This is a fantastic opportunity to contribute to innovative projects focused on modernising systems through digital signal processing. What you’ll be doing: * Developing and integrating complex software systems for maritime test and evaluation facilities. * Supporting the design, development, testing, and delivery of digital signal processing solutions. * Collaborating effectively with stakeholders, customers, and colleagues across various platforms. * Managing change control and configuration processes to ensure quality and consistency. * Applying your problem-solving skills to troubleshoot and optimise software solutions. What you’ll bring: * Strong problem-solving and engineering skills with a solid understanding of the software development lifecycle. * Proven experience in designing, developing, and delivering complex software systems. * Proficiency in C++ and Linux environment development. * Knowledge of analogue-to-digital (ADC) and digital-to-analogue (DAC) converters and digital signal processing. * Effective communication skills, capable of working with diverse teams and stakeholders. Desirable skills include: * Experience in defence or related sectors. * Embedded software development for target hardware. * Familiarity with coding standards, static code analysis, and Agile practices such as Scrum, CI/CD, TDD, and BDD. * Experience with Atlassian tools like Jira, Confluence, and BitBucket. Qualifications & Experience: * Degree in Computer Science, Software Engineering, or a related field, or equivalent relevant experience. * 4-7 years of software development experience across multiple programming languages. Join a forward-thinking organisation supporting cutting-edge maritime technology. If you’re ready to make an impact and work on exciting projects, apply now

An exciting opportunity has arisen for a Software Developer to join a leading provider of advanced flight simulation technology. You will develop real-time software used in state-of-the-art Full Flight Simulators and Fixed Training Devices that replicate the form, fit, and function of real aircraft flight decks. This role sits at the heart of a major transformation programme and is ideal for someone who is hands-on, motivated, and eager to implement change in a fast-paced, customer-focused environment. Key Responsibilities for the Software Developer Develop real-time software for flight simulators, from control systems to graphical user interfaces. Support integration, testing, fault finding, and problem resolution on simulated systems. Contribute to the full product lifecycle, from requirements analysis through to customer acceptance and post-delivery support. What You’ll Bring Strong C programming skills. Practical understanding of the Systems Engineering V-model and/or Software Development Lifecycle. Ability to work collaboratively in a multi-disciplinary team, with minimal supervision. Strong communication and presentation skills. Degree in engineering, mathematics, science, or equivalent experience within aviation/aerospace engineering. Desirable Skills Experience with safety-critical systems in aerospace, automotive, or related industries. Knowledge of C#, C++, web technologies (JavaScript, HTML), and Windows application development (Visual Studio). Familiarity with ARINC, AFDX, or CAN bus protocols. Experience using the Atlassian toolset (Jira, Confluence, Bitbucket, Bamboo). Benefits 25 days holiday (plus bank holidays), increasing with service, with the option to buy/sell up to 5 days. Private medical insurance (with optional family cover). Pension scheme with up to 7% employer contribution. Life assurance (4x salary, flexible up to 10x). Group income protection. Flexible benefits including healthcare cash plan, dental cover, gym membership, critical illness cover, and cycle-to-work scheme. Employee assistance programme for mental health and wellbeing. Subsidised staff restaurant and on-site parking with electric vehicle charging. Why Join Challenging Projects: Work on cutting-edge flight simulators used by global aerospace organisations. Collaborative Environment: Partner with experts across systems, hardware, and software engineering. Innovative Technology: Develop next-generation simulation solutions, including avionics hardware and advanced control systems. Career Growth: Opportunities for professional development and advancement within a forward-thinking, global industry. Eligibility: Applicants must have the right to work in the UK. This is a unique opportunity to contribute to next-generation flight simulation technology, working with cutting-edge systems that enhance pilot training and aviation safety worldwide. TT

Cloud Application Developer

Sanderson Government and Defence

Role responsibilities:

Interacting with project roles as required, to gain an understanding of the business environment, technical context, and organisational strategic direction.

Advising our customer on the latest technologies and methodologies, designing and implementing innovative approaches to their problems using automation.

Understanding security policies and implementing solutions to satisfy security requirements.

Designing and implementing solutions which have high availability and are scalable.

Desirable Skills and Technologies:

Experience and knowledge of AWS / Azure and Azure Virtual Desktop.

Proficiency in the following languages: Python, React, Go.

Familiarity with deploying applications to cloud architecture and technologies in AWS environments.

Experience with web application services such as NGINX, Apache, JBoss.

Experience of Test Driven or Behaviour Driven development.

API development and integration (preferably using Go but not essential).

Experience with monitoring systems e.g., ELK, Nagios, New Relic, DataDog, Splunk etc.

Working knowledge of digital delivery processes and methodologies.

Working knowledge of Atlassian Toolset.

Knowledge of Javascript frontend frameworks.

Understanding of front-end technologies, such as HTML5, and CSS3.

Understanding the nature of asynchronous programming, its quirks and workarounds.

Understanding of database schemas and query languages.

Knowledge of source control technologies, e.g. Bitbucket, Git, Subversion, etc.

An understanding of how to deploy and configure AWS components to adhere to tight security requirements.

Awareness of security identity, access management and authentication using products such as ADFS, SSL/TLS Certs, OIDC, OAUTH2, Keycloak or Redhat SSO.

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.

Infrastructure Engineer

Job Title: Infrastructure EngineerJob Type: PermanentPay: Range between £40,000 - £75,000 per annum (Experience dependant)Benefits Summary: 25 Days holiday (+Bank Holidays), Company EV Car Scheme, AXA HealthCare, Company Pension Scheme, Training Package/BudgetLocation: Cheltenham or Gloucester (5 days on site)Security Clearance: None required to start (you MUST be eligible and willing to go through eDV clearance)About the client:Our client is a dynamic technology consultancy specialising in delivering advanced data and engineering solutions. They operate at the forefront of digital transformation, providing critical infrastructure and software expertise to high-profile sectors. Focusing on delivering high-fidelity synthetic environments, robust software assurance, and complex cloud migrations, often bridging the gap between legacy systems and modern digital architectures - all across various classified environments.Key Responsibilities:

Planning, design, and implementation of physical and virtual IT infrastructure solutions.

Ensuring timely delivery of solutions that are aligned to customer requirements.

Providing ongoing maintenance and support for deployed IT infrastructure.

Timely troubleshooting and resolution of reported IT Infrastructure issues.

Conducting regular system health monitoring, backups, patching, and upgrades.

Creating, developing, and maintaining comprehensive documentation for all supported infrastructure.

Developing scripts and automation tools to increase the efficiency of system administration tasks.

Key Tech stack (MUST haves):

Networking technologies and protocols (TCP/IP, DNS, DHCP etc)

Scripting/IaC tools (Ansible/AWX, Python, PowerShell, BASH)

System Administration (Microsoft, Linux)

Key Skills:Cisco, Juniper, HP, Dell, TCP/IP, DNS, DHCP, VMware, Hyper-V, Ansible, Python, PowerShell, BASH, Microsoft, Linux, NetBackup, Veeam, Gitlab, BitBucket, NSD.How to apply:Please either apply through this advert or emailing me directly via . For further information please call me: +44 7441 342136. By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only.

Design and deliver infrastructure and environment automation as a DevOps Engineer

Own, manage, and maintain Continuous Integration and deployment pipelines

Develop and enhance monitoring, alerting, and diagnostics capabilities

Deliver end-user automation solutions that improve reliability and efficiency

Apply sound judgement to understand the real business need behind technical requirements

Challenge existing systems and processes through automation and engineering best practice

Keep pace with emerging DevOps tools, technologies, and industry trends

What We’re Looking For To succeed as a DevOps Engineer, you’ll bring strong engineering capability alongside excellent communication skills.Key requirements include:

Proven experience working as a DevOps Engineer or in a similar role

Strong scripting experience (e.g. PowerShell or other scripting languages)

Prior development experience or the ability to code using C#, Java, or Python

Experience with Infrastructure as Code tools such as Terraform, Ansible, or equivalent

Containerisation experience using Docker, with orchestration via Kubernetes or Docker Swarm

Monitoring and observability experience using ELK, Grafana, or similar tools

CI/CD experience, including tools such as TeamCity

Experience with Microsoft SQL Server

Strong Windows and Linux administration skills

The ability to communicate clearly and professionally with technical and non-technical stakeholders

A minimum 2:1 degree in Computer Science or a related discipline

Financial Services experience is advantageous but not essential

Desirable Experience It would be beneficial if you also have experience with:

Atlassian tools such as Bitbucket and Jira

Artifact repositories such as Artifactory

Deployment tools including Octopus Deploy

Static analysis tools such as SonarQube

Control-M

Cloud platforms (Azure, AWS, or GCP)

VMware (vSphere) and SAN technologies

Why Join? This DevOps Engineer opportunity offers:

The ability to make a meaningful impact from day one

Ownership of critical infrastructure and automation platforms

Exposure to work closely linked to global markets, events, and trends

The opportunity to learn from highly experienced engineers and industry specialists

A culture that values curiosity, collaboration, and continuous improvement

The chance to work for an organisation consistently recognised as one of the UK’s Best Places to Work

Our client is committed to fostering a diverse, inclusive, and supportive working environment where everyone can thrive.If you’re a DevOps Engineer looking to build resilient platforms and grow your career in Newcastle upon Tyne, apply now.Reference: AMC/AON/NDevOps#aaon

This is an onsite position, based in our Cyber Centre of Excellence in MaidenheadCyber BusinessOur Cyber business unit is at the forefront of pioneering advanced cryptographic and key management solutions, facilitating the confidential exchange of vital information for customers operating at both tactical and strategic echelons. Join our team and participate in the innovation that ensures the highest security and trust worldwide.Job DescriptionWorking within the DevOps team provide the software configuration management, build management and engineering tools management to project teams within the Cyber UK Business Unit.Role SummaryThe role, in conjunction with the DevOps / Configuration Manager and the DevOps team, involves working with multiple project teams, each team potentially using different technologies and ranging in size from 2 to 40 engineers spread across several sites. The incumbent will provide robust configuration management and build solutions to multiple (software / firmware) projects within the Cyber UK Business Unit, delivering multiple concurrent research, development and production programmes.Key Responsibilities

Develop (from a design) and maintain the continuous integration (CI) pipelines, ensuring that they are operational, fit for purpose and delivering the required outputs for the project team.

Suggest and implement minor improvements to the CI pipelines.

Be the primary interface to the project for DevOps, understanding the project’s requirements and development processes.

Perform regular monitoring of the DevOps environment, using dashboards, respond to events that require further analysis and potential remediation.

Conduct appropriate independent research regarding the evolution of the DevOps environment, feeding back suggestions to the other members of the DevOps team.

Execute tests within a protype environment for the proving of a proposed change to the DevOps environment, working with the Senior DevOps Engineer to agree the tests and processes to evaluate.

Required Experience, Skills and Qualifications

A relevant engineering / computer science degree or equivalent experience

Working knowledge

Version Control Systems (client side) git, SourceTree, gitextensions, SVN & TortoiseSVN

Scripting - Python, DOS-CMD, PowerShell, Bash

Continuous Integration Systems - Jenkins, GitHubEnterprise & GitLab

Configuration Management Systems - Ansible & Packer

Task Management Systems - Tools - Jira, GitHub, GitLab

Awareness

Version Control System (server-side) Bitbucket, GitHub Enterprise, GitLab & VisualSVN

Virtualisation Systems - Hyper-V, VirtualBox & ProxMox

Security Clearance

Candidates must be willing and able to obtain, and maintain, DV security clearance

NoticeDue to the nature of the programs we deliver for our customers, candidates may need to obtain the relevant security clearance or handle export-controlled material as defined by the role’s requirements. Applicants must be able to obtain and maintain the appropriate level of security clearance for the role. Due to the nature of our work, you must be a British Citizen who has been resident in the UK for the past 5 years in order to apply for SC clearance and 10 years for DV. For more information, please visit the UKSV website.

An exciting opportunity has arisen for a Software Engineer to join a leading provider of flight simulation technology. You will develop real-time software used in state-of-the-art Full Flight Simulators and Fixed Training Devices that replicate the form, fit, and function of real aircraft flight decks. This role sits at the heart of a major transformation programme and is ideal for someone who is hands-on, motivated, and eager to implement change in a fast-paced, customer-focused environment. Key Responsibilities for the Software Engineer Develop real-time software for flight simulators, from control systems to graphical user interfaces. Support integration, testing, fault finding, and problem resolution on simulated systems. Contribute to the full product lifecycle, from requirements analysis through to customer acceptance and post-delivery support. What You’ll Bring Strong C programming skills. Practical understanding of the Systems Engineering V-model and/or Software Development Lifecycle. Ability to work collaboratively in a multi-disciplinary team, with minimal supervision. Strong communication and presentation skills. Degree in engineering, mathematics, science, or equivalent experience within aviation/aerospace engineering. Desirable Skills Experience with safety-critical systems in aerospace, automotive, or related industries. Knowledge of C#, C++, web technologies (JavaScript, HTML), and Windows application development (Visual Studio). Familiarity with ARINC, AFDX, or CAN bus protocols. Experience using the Atlassian toolset (Jira, Confluence, Bitbucket, Bamboo). Benefits 25 days holiday (plus bank holidays), increasing with service, with the option to buy/sell up to 5 days. Private medical insurance (with optional family cover). Pension scheme with up to 7% employer contribution. Life assurance (4x salary, flexible up to 10x). Group income protection. Flexible benefits including healthcare cash plan, dental cover, gym membership, critical illness cover, and cycle-to-work scheme. Employee assistance programme for mental health and wellbeing. Subsidised staff restaurant and on-site parking with electric vehicle charging. Why Join Challenging Projects: Work on cutting-edge flight simulators used by global aerospace organisations. Collaborative Environment: Partner with experts across systems, hardware, and software engineering. Innovative Technology: Develop next-generation simulation solutions, including avionics hardware and advanced control systems. Career Growth: Opportunities for professional development and advancement within a forward-thinking, global industry. Eligibility: Applicants must have the right to work in the UK. This is a unique opportunity to contribute to next-generation flight simulation technology, working with cutting-edge systems that enhance pilot training and aviation safety worldwide. TT

Devops Engineer

ISR RECRUITMENT LIMITED

Senior DevOps Engineer

Exeter, Devon (Candidates must be UK-based - office attendance won t be regular maybe only once a month)

Up to £55,000 per year

Plus excellent company benefits (including an excellent Pension Scheme, Private Healthcare, Personal + Company Bonuses, Life Insurance, etc.)

Skills and Experience:

Proven experience as a Senior DevOps Engineer, demonstrating strong mentoring skills across multiple initiatives, with deep expertise in AWS must have a minimum of 3 years

Hands-on experience with AWS services such as EC2, S3, RDS, Lambda, VPC, IAM, ECS, ECR, and CloudFront

Proficiency in Infrastructure as Code (IaC) using Terraform

Experience with CI/CD tools like Jenkins, Bitbucket, managing and creating as required

Knowledge of containerisation and orchestration technologies (Docker)

Strong scripting and automation skills like bash, PowerShell and Python.

Experience with configuration management tool like Ansible, Puppet or Chef.

Familiarity with monitoring and logging tools (AWS CloudWatch, Prometheus, Grafana, etc.)

Certified AWS Solutions Architect associate or equivalent experience

Strong knowledge of Linux operating systems including security features such as iptables and routing tables

Knowledge of Windows operating systems including its associated security features

Good knowledge in network engineering in order to manage VPCs and SGs within AWS

Flexibility to work outside normal working hours as demands of the service dictate

Flexibility to travel between core sites to assist with new service implementation and support issues

Ability and desire to learn new technologies with a passion for developing new skills and the associated accreditations

The Opportunity:My client is an established leader in their field providing expertise and a first-class experience within the public services sector.The role is responsible for the definition and adherence of DevOps standards as well as overseeing daily operations, ensuring targets are met, in a positive work environment for a diverse selection of clients.In addition to this, the role will assume responsibility for the availability, performance, resilience and security of the core platform and infrastructure and will undertake whatever actions necessary to ensure this is within the agreed operating constraints and budget.You will design, build and maintain our Cloud Infrastructure, optimising for cost, security and performance; whilst monitoring the overall system performance, security-levels and service availability, ensuring that security best practices are followed for AWS resources, including IAM policies, encryption and network security.Applications:Please contact John Noonan here at ISR Recruitment to learn more about our client delivering technical solutions across and into public sector departments from their offices in Exeter, Devon?

£Up to £80,000 GBP Onsite WORKING Location: Newcastle Upon Tyne, North East - United Kingdom Type: Permanent Our Client Join a high-growth technology organisation based in the heart of Newcastle upon Tyne , where talented engineers are building robust, scalable platforms that underpin mission-critical systems. Our client has been recognised by The Sunday Times as one of the UK’s Best Places to Work , reflecting a culture built on collaboration, trust, and technical excellence. As a DevOps Engineer , you’ll join at an exciting stage of growth, with the opportunity to shape both the technical landscape and the culture from the ground up. This DevOps Engineer role is ideal for someone who enjoys solving complex infrastructure challenges, automating at scale, and delivering resilient systems at pace. Working from a collaborative city-centre environment, this DevOps Engineer position offers exposure to demanding, high-impact work alongside exceptional technical talent. The Role - DevOps Engineer As a DevOps Engineer , you’ll have impact from day one. You’ll play a critical role in designing, building, and maintaining the platforms, tooling, and automation that enable development teams to deliver quickly and safely. This DevOps Engineer role offers genuine ownership across infrastructure, CI/CD, and operational tooling. You will: Design and deliver infrastructure and environment automation as a DevOps Engineer Own, manage, and maintain Continuous Integration and deployment pipelines Develop and enhance monitoring, alerting, and diagnostics capabilities Deliver end-user automation solutions that improve reliability and efficiency Apply sound judgement to understand the real business need behind technical requirements Challenge existing systems and processes through automation and engineering best practice Keep pace with emerging DevOps tools, technologies, and industry trends What We’re Looking For To succeed as a DevOps Engineer , you’ll bring strong engineering capability alongside excellent communication skills. Key requirements include: Proven experience working as a DevOps Engineer or in a similar role Strong scripting experience (e.g. PowerShell or other scripting languages) Prior development experience or the ability to code using C#, Java, or Python Experience with Infrastructure as Code tools such as Terraform, Ansible, or equivalent Containerisation experience using Docker , with orchestration via Kubernetes or Docker Swarm Monitoring and observability experience using ELK, Grafana, or similar tools CI/CD experience, including tools such as TeamCity Experience with Microsoft SQL Server Strong Windows and Linux administration skills The ability to communicate clearly and professionally with technical and non-technical stakeholders A minimum 2:1 degree in Computer Science or a related discipline Financial Services experience is advantageous but not essential Desirable Experience It would be beneficial if you also have experience with: Atlassian tools such as Bitbucket and Jira Artifact repositories such as Artifactory Deployment tools including Octopus Deploy Static analysis tools such as SonarQube Control-M Cloud platforms ( Azure, AWS, or GCP ) VMware (vSphere) and SAN technologies Why Join? This DevOps Engineer opportunity offers: The ability to make a meaningful impact from day one Ownership of critical infrastructure and automation platforms Exposure to work closely linked to global markets, events, and trends The opportunity to learn from highly experienced engineers and industry specialists A culture that values curiosity, collaboration, and continuous improvement The chance to work for an organisation consistently recognised as one of the UK’s Best Places to Work Our client is committed to fostering a diverse, inclusive, and supportive working environment where everyone can thrive. If you’re a DevOps Engineer looking to build resilient platforms and grow your career in Newcastle upon Tyne, apply now . Reference: AMC/AON/NDevOps #aaon TPBN1_UKTJ

Android Software Developer Reading, Berkshire 1-2 months initially (potential scope for extension) £400-£450 per dayDue to the sensitive and urgent nature of the role candidates must have current and transferrable SC security clearance.OVERVIEW As an Android Software Developer, you will work alongside the Software Engineering Delivery Manager and Software development team responsible for developing modern, maintainable software components in line with the Software Engineering Management Plan and agreed requirements. Specifically, you will be tasked with completing the updates to the SABRE application to add European language support.Introduction to SABRE App and scope of work: SABRE is an Android App, it provides a Situational Awareness facility with Point-of-Interest, SMS/Chat, and (image) file sharing. This resource is required to support the development of a multi-language capable version of the SABRE application for use with the SquadNet radio, the product description is a SABRE Language Pack application modification.KEY RESPONSIBILITIES

Participate in design, implementation, and validation of android application within the Secure communications project team structure in accordance with Thales processes and delivery standards.

The existing mobile application UI to be enhanced to provide alternate language option other than English. Translation strings will be provided.

Experience with debugging and writing unit tests.

Deliver fully tested, maintainable software in line with defined project objectives.

Ensure all development complies with governance, secure coding practices, and design review procedures.

Report progress to the Software Engineering Delivery Manager, supporting team-level delivery goals.

SKILLS AND EXPERIENCE Essential:

Strong experience in software development using modern Android development practices.

Proficiency in using Android Studio and Emulator.

Proficiency in using Microsoft Office for technical documentation and communication.

Hands on experience with SVN, BitBucket and CI/CD pipeline.

Desirable:

Mobile application development experience.

Full development lifecycle experience, including requirements capture, design, implementation, testing, integration, verification, and validation.

Familiarity with using and editing in Atlassian Confluence.

Experience configuring and maintaining CI pipelines using Jenkins or similar automation platforms.

Familiarity with Bitbucket.

Familiarity with static analysis and code quality tools, e.g. Coverity

Understanding of secure coding standards and safety/security-critical development requirements for Android.

Software Engineer – Marine Systems

An exciting opportunity for a Software Engineer to join a growing team developing marine-based systems used in complex, real-world environments. This role focuses on User Interface design and development, contributing to high-integrity, mission-critical software solutions that make a real impact. You’ll work across the full engineering lifecycle, from design and prototyping to delivery and support, as part of a multidisciplinary team building next-generation maritime technology. What you’ll be doing Designing and developing high-quality software for marine-based applications Creating and refining user interfaces with a strong focus on usability and performance Supporting testing, integration and delivery of software solutions Collaborating with hardware and systems engineers to deliver cohesive, safe, and secure solutions Providing mentorship and technical guidance to junior team membersWhat you’ll bring Proven experience in software delivery using Java Strong understanding of software engineering principles, tools, and lifecycle processes Experience with UI/UX design, JavaFX, and UML design (Enterprise Architect experience a plus) Strong communication skills with the ability to engage users and stakeholders A proactive, team-oriented approach and commitment to high-quality outcomesDesirable experience Java build systems (Maven) and version control (Git) Atlassian toolset (Jira, Bitbucket, Confluence) Database interfacing and service/subscriber architectures DevOps tools (Jenkins, SonarQube, Artifactory)Why apply? Hybrid and flexible working arrangements (full-time, part-time, or condensed hours) Excellent development and progression opportunities Collaborative and supportive engineering culture Competitive salary and benefitsSecurity Clearance: Applicants must be eligible to obtain UK Security Clearance (SC). TT

Senior Software Engineer

Mane Contract Services

We are recruiting Senior Software Engineers to support a range of Defence, Cyber, and Intelligence programmes based in Gloucester. These roles offer meaningful, impactful work with strong opportunities for professional development, alongside a healthy work-life balance through flexible and hybrid working options. You’ll contribute to the development of cutting-edge DevSecOps software systems and applications, playing a key role in driving innovation and protecting critical digital infrastructure in the UK. Whether you specialise in a single area or operate across multiple software development disciplines with a focus on the cyber domain, your expertise will be Security Clearance: DV clearance is required to start. If you are passionate about software engineering and ready to take the next step in your career, we would love to hear from you. Even if you don’t meet every requirement, your skills and perspective may still be a great fit-so we encourage you to apply.valued and supported. Role Responsibilities: * Carry out software development activities under the guidance of a Software Engineering Lead. * Design and develop tests for software debugging. * Translate customer requirements into software features using appropriate standards, tools, and processes across the full development lifecycle. * Identify and correct program errors. * Prepare operating instructions and maintain clear documentation. * Analyse system capabilities and requirements to resolve software development questions related to intent, input, output, and control mechanisms. * Champion automation including Infrastructure as Code, CI/CD, and test automation. Required Skills and Experience: * Strong proficiency in modern Java; knowledge of Python, C++, JavaScript, TypeScript, or React is a plus. * Experience developing on Linux. * Solid understanding of mocking and unit-testing frameworks such as JUnit 5. * Experience with Git version control. * Proficient in Agile development using SCRUM. * Experience with Oracle or other relational databases and/or MongoDB. * Experience with GitLab CI/CD pipelines. * Experience working with Apache NiFi. * Familiarity with Atlassian tools including Bitbucket, Jira, and Confluence. * Experience with Elasticsearch and Kibana. * Experience with Hibernate. * Experience with AWS services such as EC2, EKS, Fargate, IAM, S3, and Lambda. * Experience building CI/CD pipelines for cloud deployments. Desired Skills: * Experience developing software for cloud deployment, particularly AWS. * Experience building microservices or serverless architectures. * Understanding challenges of migrating on-premise workloads to cloud environments. * Experience with JSF (PrimeFaces). Preferred Qualifications or Certifications: * Oracle Java Certification * AWS Certification * ISTQB Certification * OSCP Certification * CCNA Certification

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What types of Bitbucket jobs can I find on this job board?

You can find a wide range of Bitbucket-related roles including DevOps engineers, software developers, release managers, and system administrators who specialize in Bitbucket pipelines, repositories, and integrations.

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While many Bitbucket jobs prefer candidates with hands-on experience, some positions also consider strong version control knowledge and willingness to learn Bitbucket on the job.

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