Senior Software Engineer - Mission-Critical UK Clearance

Northrop Grumman; Greater London; Hybrid; GBP 44,000 - 67,000; Full time

Job summary

A leading technology firm in Greater London is seeking a Senior Software Engineer to develop and maintain critical software for mission-led solutions. The role requires expertise in backend and frontend development, CI/CD experience, and strong collaboration skills. Applicants need to be UK citizens with the highest level of government clearance. The company offers flexible working options, private healthcare, and career development opportunities. Join a team committed to shaping technology solutions that matter most.

Benefits

Flexible and hybrid working options

Private healthcare

Cash health plan and wellbeing support

Career development pathways

Performance-related bonuses

Qualifications

• Experience as a Software Engineer, ideally in a security clearance environment.
• Familiarity with Agile methodologies is preferred.

Responsibilities

• Deliver hands-on development and peer reviews.
• Design software features aligned with product roadmaps.
• Support CI/CD pipeline setup and maintenance.
• Break down complex work into clear tasks.

Skills

Backend development (Java Spring Boot, Maven, Python)

Frontend development (JavaScript/TypeScript, React, npm)

CI/CD and containerisation

Database technologies (SQL, Elasticsearch, MongoDB)

Strong communication and collaboration skills

Tools

Docker

Jenkins

Kubernetes

AWS

Job description

A leading technology firm in Greater London is seeking a Senior Software Engineer to develop and maintain critical software for mission-led solutions. The role requires expertise in backend and frontend development, CI/CD experience, and strong collaboration skills. Applicants need to be UK citizens with the highest level of government clearance. The company offers flexible working options, private healthcare, and career development opportunities. Join a team committed to shaping technology solutions that matter most.