Senior Software Developer

Sanderson Recruitment; Greater London; On-site; GBP 60,000 - 65,000; Full time

Job summary

Sanderson Recruitment is seeking a skilled software engineer for a major UK Defence and National Security programme based in London, Manchester, or Cheltenham. The role focuses on building and delivering solutions in a highly secure environment, with on-site collaboration at core locations.

Ideal candidates have strong Python or Java skills, AWS proficiency, and solid cloud experience, backed by robust engineering fundamentals and a collaborative mindset.

Qualifications

• Strong skills in Python or Java.
• Proficiency in AWS.
• Experience in modern cloud environments.
• Solid engineering fundamentals.
• Collaborative mindset.
• Ability to solve problems in complex environments.
• Eligibility for enhanced DV clearance.

Responsibilities

• Contribute to building and delivering solutions in a highly secure government programme.
• Collaborate with team members on various projects.
• Engage in problem-solving in complex scenarios.
• Participate in maintaining a high standard of engineering practices.
• Support the development efforts in a predominantly on-site environment.

Skills

Python

Java

Cloud

Engineering fundamentals

Collaborative

Problem solving

DV clearance eligibility

Tools

AWS

DevOps

Security

Cloud technologies

CI/CD

Job description

Salary: £65,000 - 65,000 per year

Requirements:

• Strong skills in either Python or Java
• Proficiency in AWS
• Experience working in a modern cloud environment
• Solid engineering fundamentals
• Collaborative mindset
• Ability to solve problems in complex environments
• Eligibility for enhanced DV clearance

Responsibilities:

• Contribute to building and delivering solutions in a highly secure government programme
• Collaborate with team members on various projects
• Engage in problem-solving in complex scenarios
• Participate in maintaining a high standard of engineering practices
• Support the development efforts in a predominantly on-site environment

Technologies:

• AWS
• Cloud
• Support
• Java
• Python
• Security
• DevOps

More:

We are a major organisation in the UK Defence and National Security space, seeking to strengthen our engineering capability. With a competitive salary ranging from £60,000 to £65,000 per annum, alongside additional compensation of £15,000 to £20,000, we offer excellent benefits. Our work environment values respect and equality, and we pride ourselves on our diverse and inclusive community. We are located in London, Manchester, or Cheltenham, and are open to candidates who can reliably access these sites.

last updated 38 week of 2026