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Contract

Senior Developer - SC Cleared

Mayfleet Recruitment Limited
London
money-bag £10000 - £500000 Annual
Posted: 26 August 2026 (Today)
Closing date: 25 September 2026
Ref: 3162260035

A Government organisation is recruiting a Senior Developer to join a team that protects public services and wider government from cyber threats. You''ll help build and maintain tools that support monitoring, detection, and response to vulnerabilities, incidents, and cyber risks across the public sector. You''ll work alongside mid-level and junior developers, sharing your expertise while helping to shape development standards and good practice across the team. Day to day duties: Building and maintaining services used across the public sector cyber security community Adding new commercially available or open-source data sources to support vulnerability, incident, and threat monitoring Designing and maintaining tools for detecting vulnerabilities and other security risks Building and extending tools that exchange data with other organisations'' cyber security tools Maintaining and improving Django web applications Integrating new components with existing AWS infrastructure using the Python CDK Extending reporting tools (built on AWS QuickSight) for cyber security data analysis Communicating clearly with the development team, service owners, and stakeholders Helping establish and uphold development standards across the team Key Skills: Strong expertise in Python and Python web frameworks, ideally Django Solid knowledge of modern development tools including Docker, Git, and GitHub Good working knowledge of AWS, particularly deploying containerised applications Experience ..... full job details .....

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