Software Engineer (Python and Java)

Software Engineer

Programme Name: Maritime Internal Research & Development

Location: Farnborough, with flexibility to work from home dependent on business demands

Salary: £47,600 - £61,000

We are seeking a Software Engineer (Python and Java) to play a key role in advancing Maritime Internal Research and Development (IRAD) within our National Security & Defence Division. You will help shape next generation capabilities in AI, autonomy, and machine learning, taking innovative concepts from research through to solutions ready for integration with operational platforms.

Working in a fast paced and collaborative environment, you will contribute to problem analysis, solution design, and the delivery of high quality software across a diverse range of applications. Based at our Farnborough office, with flexibility for primarily remote working, you will join a high performing, multidisciplinary team operating across the UK.

This is an opportunity to make a tangible impact, working within a creative team at the forefront of internal innovation and strategic business growth.

We are looking for engineers with a strong foundation in software development and a passion for delivering robust, assured solutions. Due to the nature of the work, candidates must hold, or be eligible to obtain, UK SC clearance and be a sole UK national. The role offers exposure across multiple IRAD workstreams and the full software development lifecycle, providing the opportunity to grow your skills while contributing to mission critical outcomes.

• Develop software requirements and software solutions/recommendations
• Contribute to architecture and design baselines
• Fast paced experimentation and solution development to meet mission focused use cases
• Software development of solutions to quality/safety/security software standards
• Integration of bespoke and COTS software products
• Configuration of software products and toolchains
• Software modelling and simulation
• Ability to demo capabilities and rapidly iterate based on feedback
• Change and release management
• Curious and inquisitive issue investigation and a flexible and adaptable approach to resolution
• Technical risk and opportunity management
• Liaison with UK wide and global colleagues, suppliers and end user representatives
• Close working with other disciplines (i.e. Systems Engineering and Test Teams)

• Proficiency in Python and Java; experience with C++ and JavaScript is desirable
• Experience working in Agile development environments
• Familiarity with Secure DevOps and CI/CD pipelines, including tools such as Jira, Bitbucket, JFrog, Ansible, Grafana, Splunk, Confluence, and Kubernetes
• Experience designing and implementing service oriented and microservices architectures
• Containerisation experience, preferably using Docker
• Use of automated testing frameworks and tools
• Experience developing solutions on AWS
• Delivery of software in line with quality, safety, and security standards, including Secure by Design principles
• Understanding of integrating sensor inputs, effects of latency, decision and behaviour trees, failure modes, autonomy algorithms, performance tuning and assessing AI accuracy
• Experience with LLMs, AI agents, and generative AI techniques
• Exposure to AI assisted and agentic software engineering tools, frameworks, and patterns (e.g. MCP, Claude Code)
• Integration and configuration of COTS products

Current UK SC Clearance, or the ability to gain UK SC Clearance. Sole UK National.

• Contributory Pension Scheme
• Private Medical Insurance
• 33 days Annual Leave (including public and privilege holidays)
• Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme)
• Flexi Time Working

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

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