Senior Software Engineer

  • JAM Recruitment Ltd
  • 03/03/2026
Contractor Information Technology Telecommunications

Job Description

Senior Software Engineer x 2

Portsmouth (Hybrid working)

68.55 Inside IR35

12 month contract



About the Role

We are seeking 2 highly skilled and motivated Senior Software Engineers to join a growing engineering team. This is an opportunity to work on mission-critical systems that support national security, advanced defence platforms, and next-generation technologies.

As a senior member of the team, you will play a key role in designing, developing, and delivering high-integrity software solutions within a secure and collaborative environment.

What you'll be doing:

  • Designing, reviewing, developing, testing, documenting, configuring and delivering software products to the agreed standards and procedures using the specified tools, within schedule and estimates
  • Resolving the complex challenges, issues and faults associated with installation, commissioning, operation and performance of systems
  • Providing specialist technical advice and guidance to other professionals, technician engineers and/or customers, and works with a high degree of technical autonomy
  • Testing software products sufficiently to ensure software product quality is maintained and minimal or no re-work is required
  • Investigating and resolving issues and problems raised during any stage of the development lifecycle, including software and system integration, qualification, and in-service trials
  • Production of appropriate technical documentation
  • Communicating effectively, identifying early potential risks, seeking clarification and providing feedback to team members and leadership
  • Supporting estimation of development activities

Your skills and experiences:

  • BEng/BSc in Computer Science or similar software qualification
  • Experience with all phases of the software development lifecycle
  • Excellent software coding, integration and testing skills
  • Extensive knowledge of programming languages, C++, C# and Ada highly desirable