Sopra Steria
Senior Software Engineer
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Senior Software Engineer
Help save lives every day. Are you a Software Engineer looking for a new challenge with real purpose? Join Sopra Steria, the force behind STORM – the mission‑critical command and control system trusted by UK emergency services. We’re hiring Software Developers to support the ongoing development of STORM, a highly resilient application built using VB.NET with a WPF client. You’ll work across middleware, user interfaces, third‑party integrations, and system testing, helping to deliver solutions that truly make a difference. You’ll be part of a collaborative, experienced team of developers, testers, and product specialists, all committed to delivering high‑quality systems for public safety and emergency services customers. This is a primarily remote role, with occasional visits to our Hertfordshire office for team collaboration and planning. You do need to be eligible for NPPV3 clearance.
What you’ll be doing: Designing, developing, and maintaining scalable software applications. Writing clean, efficient, and well‑documented code. Contributing across the full software development lifecycle. Collaborating with senior developers and architects on system design. Participating in code reviews and championing engineering best practice. Troubleshooting and resolving complex technical issues. Mentoring junior developers in a supportive, learning‑focused team. Keeping up to date with emerging technologies and industry trends. What you’ll bring: Experience across all stages of the software development lifecycle. Strong VB.NET development skills (experience with other languages is beneficial). Hands‑on experience with WPF applications and MVVM architecture. Strong problem‑solving skills and attention to detail. A proactive mindset with a desire to learn and grow. It would be great if you had: Active NPPV3 clearance (or eligibility to obtain it). Experience with legacy environments such as VB6, alongside modern .NET. Background working in risk‑averse or regulated environments (e.g. blue light, financial services, insurance). Familiarity with modern UI frameworks and UX best practice. Salary: £55,000–£60,000 (depending on experience) Location: UK Hybrid (primarily remote with occasional travel to Hertfordshire) Security Clearance: Eligible for NPPV3 Employment Type: Full-time Recruiter: Jane
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About us: Sopra Steria’s Aerospace, Defence and Security business designs, develops, and deploys digital solutions for Central Government clients, playing a vital role in supporting UK national security and public safety. We operate in a unique and trusted environment where quality, resilience, and integrity matter. Our people are given time to develop, supported through coaching and mentoring, and empowered to take pride in delivering solutions that make a real difference in some of the UK’s most safety‑ and security‑critical domains.
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