Technical Lead Software Engineer (C#) - SC Cleared

We are seeking a Technical Lead Software Engineer with strong expertise in C# as the primary development language to support the delivery of secure, mission-critical software solutions within a government/defence environment.

The successful candidate will provide technical leadership to an Agile development team, ensuring the delivery of robust, scalable and secure applications. You will play a key role in solution design, software development, and sprint delivery, working closely with architects, delivery managers, and stakeholders within a highly regulated environment., * Lead the technical design and development of software applications, with C# as the primary technology stack.

• Provide technical leadership and mentorship to software engineers within the delivery team.
• Design and develop secure, scalable Back End services and APIs.
• Contribute to Front End development using React and JavaScript where required.
• Work with SQL databases, including schema design, optimisation, and performance tuning.
• Ensure solutions align with secure coding standards and government delivery frameworks.
• Operate within a Scrum/Agile delivery model, supporting sprint planning, backlog refinement, and delivery coordination.
• Organise and facilitate sprint activities, including planning sessions, stand-ups, reviews, and retrospectives.
• Collaborate with solution architects, DevOps engineers, security teams, and programme stakeholders.
• Ensure delivery of high-quality, well-tested, and maintainable code.
• Support the implementation of DevSecOps and CI/CD practices where appropriate.

• Strong experience as a Technical Lead or Senior Software Engineer delivering complex systems.
• Expertise in C#/.NET development as a primary technology.
• Experience working with Java and C++ in enterprise or secure environments.
• Front End development experience using React and JavaScript.
• Strong knowledge of SQL and relational database technologies.
• Proven experience working in Agile/Scrum delivery environments.
• Experience coordinating sprint cycles and Agile ceremonies.
• Experience developing secure, high-availability software systems.
• Strong understanding of software architecture, design patterns, and best practices.
• Ability to work effectively with technical and non-technical stakeholders.

Desirable Skills

• Experience working on government, defence, or national security programmes.
• Knowledge of microservices architecture and distributed systems.
• Experience with CI/CD pipelines and DevOps tooling.
• Familiarity with cloud platforms such as Azure or AWS.
• Understanding of secure software development and compliance frameworks.

Security Clearance

• Active SC (Security Check) clearance is required.
• Candidates must be eligible to work on secure government or defence programmes and comply with all security requirements.

Personal Attributes

• Strong leadership and team mentoring skills
• Ability to operate effectively within secure, regulated environments
• Excellent communication and collaboration skills
• Proactive, analytical, and delivery-focused mindset.