Job Title: Lead Software Engineer – C#/.NET (Manager Level) Location: Leeds (Hybrid – 3 days per week in office) Clearance Requirement: Must be eligible for UK National Security Vetting About the Role We are building a new digital capability focused on high-quality software delivery, and we're doing things differently. This is an opportunity to join a growing engineering team that focuses on solving complex, real-world problems using modern technologies. This role is deeply technical and delivery-focused. You will not be client-facing. Instead, you will be part of a team working on secure, scalable software solutions in the background for high-impact clients across government and regulated sectors. This is not a consulting role. It's a hands-on engineering position for someone who wants to build, lead, and innovate with technology. What You’ll Do Deliver secure, high-quality software using C# and .NET in a collaborative agile environment Act as a subject matter expert for back-end development, with some exposure to front-end technologies preferred (JavaScript/TypeScript) Lead technical design and take ownership of system architecture and engineering decisions Work closely with product managers to translate business needs into actionable stories and deliverables Provide guidance and mentorship to junior developers and contractors Promote modern DevOps and CI/CD practices across the team Work with containerization technologies (Docker, Kubernetes) and cloud-native deployment approaches What You’ll Need Expertise in C# and .NET with a strong grasp of software architecture and design principles Full-stack experience preferred, especially with JavaScript or TypeScript Demonstrable experience leading technical teams delivering scalable distributed systems Proficiency with RESTful APIs, microservices, and secure coding best practices Familiarity with at least one major cloud platform (Azure, AWS, or GCP) Experience with CI/CD tooling such as GitHub Actions or CircleCI Solid understanding of databases, system monitoring tools, and test automation frameworks Desirable Experience Delivery of secure software in government, defence, or other regulated sectors Hands-on cloud-native development and deployment Knowledge of logging and monitoring tools such as DataDog, Prometheus, or StackDriver Experience working with product lifecycle tooling and engineering in complex domains If you’re looking to focus on real engineering work that drives meaningful outcomes and want to be part of a team that values delivery, learning, and innovation, we encourage you to apply.