Software Engineer C Python Java Defence Tech Jobs in UK

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Instrumentation Software Engineer

Instrumentation Software Engineer | Oxford | £55,000 - £65,000 As part of our client’s plans to grow their UK operations, they are expanding their Engineering Team and seeking an Instrumentation Software Engineer. This role involves creating software and firmware interfaces used to control and moni ...

Senior Software Engineer

Senior Software Engineer Permanent Location: Portsmouth / Home (on site 3 days a week) Salary: £80,000 - £90,000 (+ benefits) Skills: Python / C++ / Legacy Modernisation / Complex Systems, MOD DV Clearance We are looking to recruit a MOD DV Cleared Senior Software Engineer for a leading technology consultancy ...

Senior Embedded C++ Engineer

Overview ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering sol ...

Senior Embedded C++ Engineer

Overview ALTEN is a global engineering and technology consultancy operating across over 35 countries worldwide. We partner with industry leaders across sectors including Aeronautics, Aerospace, Defence, Naval, Automotive, Energy, Rail, IT and many more to deliver innovative engineering sol ...

Remote Senior CodeQL Engineer — AI Powered Code Analysis

GitHub, Inc. is looking for a Remote Software Engineer to expand and maintain code analysis engines. Candidates should have at least 6 years of software engineering experience in languages like C, C++, and Python. Responsibilities include collaborating across teams to enhance product direction and engaging with ...

Remote Senior CodeQL Engineer — AI Powered Code Analysis

GitHub, Inc. is looking for a Remote Software Engineer to expand and maintain code analysis engines. Candidates should have at least 6 years of software engineering experience in languages like C, C++, and Python. Responsibilities include collaborating across teams to enhance product direction and engaging with ...

Senior/Principal Software Engineer Secure Cloud (SC/DV)

Gemba Advantage is seeking a Senior/Principal Software Engineer to design and deliver secure, scalable software solutions while working in small agile teams. The role requires active SC or DV clearance and entails championing modern engineering practices, shaping architectural direction, and influencing technica ...

Senior Software Engineer — AVP | Hybrid & Growth

Citibank (Switzerland) AG in Belfast is seeking a Senior Software Engineer to join their global technology team. In this role, you will build technical solutions to complex business challenges and collaborate closely with product teams. The ideal candidate will have extensive experience in software development, ...

Senior/Principal Software Engineer Secure Cloud (SC/DV)

Gemba Advantage is seeking a Senior/Principal Software Engineer to design and deliver secure, scalable software solutions while working in small agile teams. The role requires active SC or DV clearance and entails championing modern engineering practices, shaping architectural direction, and influencing technica ...

Backend Engineer for AI Startup — Ownership & Impact

An innovative AI startup in Greater London is seeking a Software Engineer to join its high-caliber team. In this role, you will work on backend systems integrating with LLMs, having direct conversations with customers and shaping products that make a real impact. Ideal candidates should have strong experience in ...

Software Engineer – SC/DV Clearance, Hybrid

Gemba Advantage is looking for a Software Engineer in London. This hybrid role offers £40,000 - £70,000 annually. As a part of an agile delivery team, you will work on high-impact systems for public sector organizations. The ideal candidate will have a solid foundation in software engineering principles with exp ...

Senior Software Engineer, Unified Platform — Data Tools

A leading trading firm based in Greater London is seeking a Senior Software Engineer to join its Unified Platform team. The ideal candidate will have at least 2-3 years of platform-level software development experience, strong knowledge of Java or Python, and a passion for solving complex problems in financial m ...

Staff Platform Engineer: Billing & Microservices Architect

A fintech solutions company is looking for a Staff Software Engineer in Belfast to design and optimize billing services for their platform. The ideal candidate will have over 8 years of software development experience, specifically in Java or Python, alongside expertise in cloud platforms and CI/CD practices. Th ...

Senior Automation QA Engineer Remote & Flexible

A leading technology solutions provider in Greater London is looking for a Software Engineer in Test. This exciting role involves both manual and automated testing to ensure delivery of high-quality software solutions. You will work collaboratively in an agile team, defining test strategies, and contributing to ...

Senior Software Engineer — AVP | Hybrid & Growth

Citibank (Switzerland) AG in Belfast is seeking a Senior Software Engineer to join their global technology team. In this role, you will build technical solutions to complex business challenges and collaborate closely with product teams. The ideal candidate will have extensive experience in software development, ...

Backend Engineer for AI Startup — Ownership & Impact

An innovative AI startup in Greater London is seeking a Software Engineer to join its high-caliber team. In this role, you will work on backend systems integrating with LLMs, having direct conversations with customers and shaping products that make a real impact. Ideal candidates should have strong experience in ...

Senior Automation QA Engineer Remote & Flexible

A leading technology solutions provider in Greater London is looking for a Software Engineer in Test. This exciting role involves both manual and automated testing to ensure delivery of high-quality software solutions. You will work collaboratively in an agile team, defining test strategies, and contributing to ...

Senior/Principal Software Engineer Secure Cloud (SC/DV)

Gemba Advantage is seeking a Senior/Principal Software Engineer to design and deliver secure, scalable software solutions while working in small agile teams. The role requires active SC or DV clearance and entails championing modern engineering practices, shaping architectural direction, and influencing technica ...

Lead Full Stack Engineer for Public Sector Transformation

A leading digital transformation consultancy in the UK seeks a Lead Full Stack Software Engineer to take ownership of complex public sector solutions. You will guide teams through architecture, design, and delivery. The ideal candidate has extensive experience with .NET, Java, or Python and excels in Agile envir ...

Senior Research Engineer — Quantitative Data & Backtests

A technology consulting firm in London is seeking a Research Engineer with strong software development skills. The role involves streamlining processes, managing market data, and enhancing research frameworks. Required qualifications include expertise in Python, Java, and SQL, alongside a relevant degree. This p ...

Lead Full Stack Engineer for Public Sector Transformation

A leading digital transformation consultancy in the UK seeks a Lead Full Stack Software Engineer to take ownership of complex public sector solutions. You will guide teams through architecture, design, and delivery. The ideal candidate has extensive experience with .NET, Java, or Python and excels in Agile envir ...

Senior Software Engineer

Senior Software Engineer - £75,000 (DoE) Title : Senior Software Engineer (C++) Client : Graphics Tech Location : Cambridge Salary : Up to £75,000 (DoE) This is ...

Senior Software Engineer

Senior Software Engineer - £75,000 (DoE) Title : Senior Software Engineer (C++) Client : Graphics Tech Location : Cambridge Salary : Up to £75,000 (DoE) This is an opportunity for a Senior Software Engineer to join ...

Senior Software Engineer

Senior Software Engineer - £75,000 (DoE) Title : Senior Software Engineer (C++) Client : Graphics Tech Location : Cambridge Salary : Up to £75,000 (DoE) This is ...

Software Architect

Role We are looking for a Software Architects to drive forward the Defence sector within Electrical and Embedded Systems. This is an exciting opportunity to make a real difference to the client projects that you are involved in. Software Architect Due to business growth and incr ...

Senior AI Engineer

Hadean is a deep-tech company building cutting-edge distributed computing technology that powers scalable, secure, and interoperable digital environments. Our platform enables real-time simulation and training, mission rehearsal, command & control and digital twin capabilities - transforming the way defenc ...

Senior AI Engineer

Hadean is a deep-tech company building cutting-edge distributed computing technology that powers scalable, secure, and interoperable digital environments. Our platform enables real-time simulation and training, mission rehearsal, command & control and digital twin capabilities - transforming the way defenc ...

Artificial Intelligence Engineer

AI Developer (Be the 1st AI Hire and build out the team) Bracknell (Hybrid) What if you could own and build the AI capability from the ground up in a scaling, purpose-driven tech company? We’re hiring ...

Senior Software Engineer

Senior Software Engineer - Hybrid - Up to £90,000OverviewFuel Recruitment is working with a well-established technology organisation seeking a Senior Software Engineer to join their expanding team. This role offers the chance to work across modern cloud platforms, Front End frameworks, and Back E ...

Software Engineer

Software Engineer - Hybrid - Up to £60,000OverviewFuel Recruitment is supporting a leading technology organisation that is looking for a Software Engineer to join its established development team. This role offers the chance to work across modern Front End and Back End technologies, contributing ...

Senior Software Engineer — AI, Cloud & DevOps

Sabio is seeking a Senior Software Engineer within the AI Practice to design and operate secure, scalable software solutions. This role emphasizes a DevOps mindset and involves direct interaction with customers to shape technical solutions. Candidates should have strong experience across technology stacks, speci ...

Manufacturing IT/OT Software Engineer — On Site, PLCs & Cloud

A leading technology firm in Darlington, County Durham is looking for a talented Manufacturing IT/OT Software Engineer. The role involves designing, developing, and implementing software solutions for cloud-based systems, alongside project management and collaboration across teams. Candidates should have a Bache ...

Senior Software Engineer — AI, Cloud & DevOps

Sabio is seeking a Senior Software Engineer within the AI Practice to design and operate secure, scalable software solutions. This role emphasizes a DevOps mindset and involves direct interaction with customers to shape technical solutions. Candidates should have strong experience across technology stacks, speci ...

Senior CPU Verification Engineer

Cambridge based Start-up looking for CPU Verification Engineer . CPU Verification – ML/AI This is an exciting join an extremely well-funded machine learning start-up based in Cambridge as a CPU Verification Engineer. Having opene ...

Senior Application Security Engineer (SCA/SAST)

Senior Application Security Engineer (SCA/SAST)Scale Security. Empower Engineers. Shape the Future.Location:UK - RemoteThe Mission:At Trimble, we aren't just building software; we’re transforming the way the world works. We are ...

Offshore Structural FEA Engineer in London Confidential

Offshore Structural FEA Engineer Location: London, United Kingdom Posted 9 months ago Tech Stack C Python Responsibilities Sub-modelling and Influence Matrix. Alternative Techniques for Solving Complex Structural ...

eDV Software Engineer

eDV Software Engineer - Mid-Lead Level - Security & Defence Location: London, Gloucester, or Manchester (Hybrid options available) Join one of the UK’s most impactful mission-led technology teams and work at the sharp end of national security. We’re working with a ra ...

Software Engineer (Ardupilot)

The company: Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements.We are a profitable, fast-scaling defence-tech startup - operating on the extreme edge of innovation in the evolving domain of unma ...

Senior Software Engineer

The Senior Software Engineer is responsible for the whole or an assigned portion of a design from preliminary specification through to verified software. The Senior Software Engineer provides expert knowledge of software design, test and verification.Job Functions· To use good engineering practic ...

FPGA Design Engineer

FPGA Engineer Hybrid | Engineering & Software Development | Full-time | OxfordSalary: Up to £70,000 We are seeking a talented FPGA Engineer to join a pioneering quantum technology company in Oxford. Youll help bring cutting-edge atom-based quantum devices from the lab to ...

FPGA Design Engineer

FPGA Engineer Hybrid | Engineering & Software Development | Full-time | OxfordSalary: Up to £70,000 We are seeking a talented FPGA Engineer to join a pioneering quantum technology company in Oxford. Youll help bring cutting-edge atom-based quantum devices from the lab to ...

Software Engineer

Software Engineer – OEM/SDK (C++ / Multi-platform) RealVNC Cambridge, England, United Kingdom RealVNC is the most reliable and secure remote access solution, built by the original creators of VNC technology. For over 25 years, we've enabled a global workforce to work wherever works. Our softwa ...

Real Time C++ Engineer (Qt/QML) – Hybrid Fareham

ALTEN LTD - UK is seeking an experienced Software Engineer in Fareham to develop backend software components for high-performance, real-time systems. You'll engage in the full software lifecycle with a focus on performance and reliability. Key qualifications include strong C++ and Qt/QML experience. Enjoy benefi ...

Communication Systems / DSP Engineer

Communication Systems / DSP Engineer | Next-Gen Wireless Comms | Start up | Oxford / Hybrid | £70,000pa - £80,000pa A once in a lifetime opportunity has arisen for a Communication Systems / DSP Engineer to have a majority impact in the development of next generation wireless communications. Our c ...

Communication Systems / DSP Engineer

Communication Systems / DSP Engineer | Next-Gen Wireless Comms | Start up | Oxford / Hybrid | £70,000pa - £80,000pa: A once in a lifetime opportunity has arisen for a Communication Systems / DSP Engineer to have a majority impact in the development of next generation wireless communications. Our clien ...

Senior Software Engineer

Senior Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications. < ...

Senior Software Engineer

Senior Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications. < ...

Senior DevOps Engineer, Blink in Cambridge Amazon UK Services Ltd.

Senior DevOps Engineer, Blink Cambridge, United Kingdom Posted 11 months ago This is a job posted by our partner Jooble Amazon UK Services Ltd. Technologies and Tools DevOps Java Bash Linux Hardware <l ...

Full Stack Software Engineer

Overview Our professional services client is currently supporting a large cloud transformation initiative for a multinational FS organization. This is an enterprise-wide cloud-based programme and there is scope for more business units to consume the cloud services which are being implemented. ...

Maritime Autonomous Systems Lead Software Engineer

Stark Defence is seeking a Lead Software Engineer (Maritime) to lead the software development of autonomous sea systems. You will take ownership of building and mentoring a high-performing engineering team and integrating these systems into the Minerva platform. This role requires expert C++ skills, pr ...

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    Software Engineer C Python Java Defence Tech Jobs in United Kingdom Job Search Guide, Trends and Insights