> Markdown version of [/jobs/ext/2767317-software-full-stack-support-developer](https://www.wearedevelopers.com/jobs/ext/2767317-software-full-stack-support-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Full Stack Support/Developer - **Company:** Unisys - **Location:** Milton Keynes, UK - **Contract:** Permanent contract - **Skills:** ASP.NET, HTML, JavaScript (Programming Language), .NET Framework, Agile Methodology, Component-Based Software Engineering, Software Applications, Unit Testing, Microsoft Azure, C Sharp (Programming Language), Cascading Style Sheets (CSS), Code Review, Databases, Web Development, Microsoft SQL Server, Model View Controller (MVC), Software Engineering, Web Applications, Working Model 2D, Scripting, SC Clearance, Build Management, Operational Systems - **Published:** September 7, 2026 - **Apply:** https://unisys.wd5.myworkdayjobs.com/External/job/Milton-Keynes-Buckinghamshire-United-Kingdom/Software-Full-Stack-Support-Developer_REQ568587 ## About the Role * Strong experience in .NET (C#), ASP.NET, JavaScript, HTML, CSS development. * Proven background in web development using the above or similar technologies. * Experience working with and supporting operational systems. * Knowledge of web development patterns. * Proficiency in Microsoft SQL Server development and scripting or similar. * Familiarity with Azure DevOps or equivalent tools. * Working knowledge of modern development patterns, including Agile. * Eligible for UK Security Clearance. Preferred: * A working knowledge of MVC framework or similar. * Experience with other scripting or database technologies. ## Description This is a full-time, permanent position for a Software Full Stack Support/Developer in a hybrid working model, requiring on-site attendance at least three days per week in Milton Keynes. You will play a key role in designing, developing, and supporting web-based applications for a large-scale managed service program. This position offers the opportunity to work on complex, high-impact projects, collaborating with cross-functional teams to deliver robust, scalable solutions using modern development practices. Candidates must be eligible to obtain UK Security Clearance (standard clearance process takes approximately 6-9 months)., * Provide Software Applications Engineering support for larger and more complex applications and project areas. * Perform build and deployment activities for application development efforts. * Design and implement requirements that are effective, timely, and compliant with project standards. * Configure, program, and test application components and technical architecture. * Troubleshoot and resolve defects and performance-related issues. * Ensure compliance with coding standards through design reviews, coding, and unit testing. * Collaborate with Business Analysts to understand requirements and use cases. * Estimate and size assigned use cases with input from the BA team. * Independently deploy QAT or UAT environments. * Work closely with testing teams to resolve regression and newly identified issues. * Explore alternative solutions using structured decision-making techniques. * Participate in code reviews and collaborate with developers, designers, and architects. * Maintain integrity of pre-production environments (development, test, QA, staging). * Lead efforts in process improvement and technical automation. * Provide regular status updates and mentor less experienced team members., * This is a full-time, permanent role. * We are unable to support sponsorship for this position. * You will be required to attend our site at least three days per week and therefore must live within commutable distance from Milton Keynes. ## Related Videos - [Building Multi-Tenant ASP.NET Core Applications: Best Practices and Real-World Solutions](https://www.wearedevelopers.com/videos/1552-building-multi-tenant-asp-net-core-applications-best-practices-and-real-world-solutions) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [JavaScript? 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