Lead/Senior Software Engineer/DV Clearable/5 Days OnsiteLocation: LondonWe''re seeking experienced Lead and Senior Software Engineers to join a high-performing engineering team delivering modern, secure and scalable software solutions. This is an opportunity to work on complex technology challenges, contribute to large-scale modernisation programmes, and help drive the adoption of AI-enabled engineering practices within highly regulated environments.The RoleAs a Lead or Senior Software Engineer, you''ll play a key role in designing, building and delivering high-quality software systems that balance performance, security and maintainability. Working closely with product, security and operational teams, you''ll help shape technical solutions while contributing to a culture of engineering excellence. You''ll be involved in the full software development life cycle, from architecture and design through to deployment and operational support, ensuring solutions are scalable, resilient and fit for purpose. Key responsibilities include:Designing and developing secure, scalable and maintainable software solutionsTranslating business requirements into robust technical designsContributing to software and system architecture decisionsBuilding and supporting high-performing CI/CD pipelines and engineering practicesApplying modern development standards, clean code principles and secure-by-design approachesSupporting testing, quality assurance and continuous improvement ..... full job details .....