Responsibilities
- Develop and maintain applications, APIs, integrations, and supporting software components.
- Write clean, secure, testable code using approved patterns and standards.
- Create unit tests and contribute to integration test automation.
- Participate in code reviews, design discussions, estimation, and backlog refinement.
- Use Git-based workflows and CI/CD pipelines to build and deploy changes.
- Investigate defects, support root-cause analysis, maintain technical documentation, and contribute to operational readiness.
Requirements
- Practical experience developing and testing software in a team environment.
- Experience using source control and structured development practices.
- Experience delivering software against defined requirements or user stories.
- Knowledge of software development languages, API development and integration, SQL and data access, secure coding, unit testing, debugging, code quality tooling, and documentation.
- Clear communication and problem-solving skills.
- SC clearance is required to start and for the role.
Benefits
- Contributory Pension Scheme.
- Private Medical Insurance.
- 33 days of annual leave including public and privilege holidays.
- Flexible benefits including life assurance, health schemes, gym memberships, annual buy and sell holidays, and a cycle-to-work scheme.
- Flexible Working Scheme, with work-from-home, office, or customer-site options.
- Access to technical academies, career rotations, and career development plans.
About Leidos
Leidos is an industry and technology leader serving government & commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.