Software Developer (C#) - SC Cleared

We are seeking an experienced Senior Software Developer for our client 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 contribute to the design, development, and delivery of high-quality software solutions within an Agile delivery team. You will work closely with architects, developers, DevOps engineers and delivery managers to ensure systems are robust, secure and scalable., * Design, develop and maintain software applications using C# as the primary technology stack.

• Contribute to the development of secure, scalable Back End services and APIs.
• Support Front End development using React and JavaScript where required.
• Work with SQL databases, including schema design, optimisation and query development.
• Collaborate with technical teams to implement high-quality, maintainable and efficient software solutions.
• Work within a Scrum/Agile environment, contributing to sprint planning, backlog refinement and delivery cycles.
• Participate in daily stand-ups, sprint reviews and retrospectives.
• Follow secure coding practices and government development standards.
• Produce well-tested and documented code.
• Work closely with architects, DevOps teams, testers and stakeholders to ensure successful delivery.

• Strong experience as a Software Developer or Senior Software Engineer.
• Strong C#/.NET development experience.
• Experience working with Java and C++ in enterprise or complex systems.
• Experience with React and JavaScript for Front End development.
• Strong knowledge of SQL and relational databases.
• Experience working in Agile/Scrum delivery environments.
• Understanding of software design principles and development best practices.
• Ability to work collaboratively within multi-disciplinary delivery teams.

Desirable Skills

• Experience working on government, defence, or secure programmes.
• Knowledge of microservices architectures.
• Experience with CI/CD pipelines and DevOps tooling.
• Familiarity with cloud platforms such as Azure or AWS.
• Understanding of secure software development practices.

Security Clearance

• Active SC (Security Check) clearance is required.
• Candidates must be eligible to work within secure government or defence programmes.

Personal Attributes

• Strong problem-solving and analytical skills
• Ability to work effectively in Agile delivery teams
• Good communication and collaboration skills
• Detail-oriented with a focus on quality and security