Senior .NET Developer – Full‑Stack Microsoft Role

About the role

Our client is seeking a Senior .NET Developer to join a business‑critical technology programme within the pensions sector. This short‑term contract role will focus on building and enhancing data‑led platforms that improve the ingestion, processing and reporting of calculation and scheme data.

Key responsibilities

• Design, develop and enhance full‑stack .NET applications using the Microsoft technology stack.
• Support the ingestion of calculation and pension scheme data from Excel into a pensions platform.
• Work with complex financial data sets, ensuring accuracy, performance and reliability.
• Develop functionality that enables faster reporting and calculation processes.
• Collaborate with business stakeholders, analysts and technology teams to translate requirements into robust solutions.
• Contribute to technical design, code quality, testing and continuous improvement.
• Troubleshoot, optimise and support business‑critical systems in a data‑heavy environment.

Required profile

• Strong commercial experience as a Microsoft full‑stack .NET developer.
• Proven ability to work with complex data environments, preferably in pensions or financial services.
• Detail‑oriented approach to solving data and application challenges.
• Effective communication skills for collaborating with both technical and non‑technical stakeholders.

Required skills

• .NET
• C#
• Microsoft technology stack
• Full‑stack development
• Excel data handling
• Data ingestion
• Data transformation
• Data validation
• Data integration