Are you an accomplished Senior Software Engineer ready to take the next step in your career?Our longstanding client is hiring a Senior Developer who will progress into a Lead Developer role after a bedding-in period. The project is focused on key aspects of a major public sector software deployment supporting a project of national significance.The role involves working both on-site (1 to 2 days) and remotely (3 to 4 days), contributing to the development, integration, rollout, and support of complex systems. The successful candidate will lead and collaborate with a diverse team of customer representatives, solution architects, academic partners, and leading software development companies.Key Skills/Experiences: Proficiency in at least two back-end technologies (preferably Java or Python). Experience with vanilla JavaScript and at least one front-end technology stack (ideally React). Experience in Secure DevOps practices. Expertise in software virtualisation tools, such as Docker. Strong data capabilities with proven analytical skills. Strong focus on configuration control and a proactive approach to software and API documentation. Willingness and eligibility to obtain UK Security Clearance (SC), with UK nationality required as a minimum. Practical experience in Application Design. Proven expertise in specifying, designing, developing, and testing complex full-stack software solutions. Strong proficiency in API design and development. Solid understanding of relational ..... full job details .....