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X4 Technology Linkedin · Posted 6d ago

Software Developer

United Kingdom

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Indexed description

Job Title: Software Developer

Location: United Kingdom (Hybrid - flexibility)

Employment Type: Permanent

Salary: £80,000 - £120,000 + benefits

Start Date: Immediate

Industry: Defence

Clearance Level Required: Enhanced Developed Vetting (eDV)


One of our Defence consultancy clients are growing a high-performing engineering team delivering secure digital capabilities across the UK National Security sector and we're looking for experienced Software Developers who enjoy solving complex technical problems within agile, multidisciplinary teams.


You'll play a key role designing, building and improving secure cloud-native applications, working alongside Platform Engineers, Cloud Engineers, Product Managers, UX specialists and DevOps professionals.


Software Developer – Key Responsibilities


  • Design, develop and maintain high-quality software using modern engineering best practices.
  • Build secure, scalable cloud-native applications using Golang and related technologies.
  • Collaborate with Product Owners, UX teams, Platform Engineers and DevOps Engineers within Agile delivery teams.
  • Champion clean code, TDD and continuous integration/continuous deployment (CI/CD).
  • Troubleshoot, debug and optimise applications to improve performance and reliability.
  • Contribute to architecture and technical design discussions.
  • Mentor junior developers and support technical growth across the team.
  • Drive continuous improvement across development processes, tooling and engineering standards.
  • Ensure solutions meet security, quality and performance requirements within highly secure environments.


Software Developer – Key Skills Required


  • Active Enhanced DV (eDV) Clearance (essential)
  • Experience delivering secure government or National Security software
  • Passion for clean code and modern engineering practices
  • Collaborative approach
  • Enjoy mentoring junior engineers


Software Developer – Technical Skills Required


  • Golang development
  • Spring Boot
  • Docker & Kubernetes
  • Agile delivery
  • TDD / Unit Testing
  • Git
  • CI/CD
  • SQL databases (Postgres/MySQL)
  • REST APIs
  • Working within DevOps teams


Nice to have

  • AWS
  • OpenShift
  • React / Angular / Vue
  • Camunda / Flowable / Activiti
  • GDS Digital Standards
  • NCSC Cloud Security Principles


Please apply now if this role is of interest.

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