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# Senior Software Developer - Relocation supported

- **Company:** Newcastlethis
- **Location:** Newcastle upon Tyne, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** .NET Framework, C Sharp (Programming Language), Cloud Engineering, Data Structures, Distributed Systems, Python (Programming Language), Microsoft Software, Object-Oriented Software Development, Backend, Information Technology
- **Published:** June 14, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/x/38987574/

## About the Role

What they're looking forWe're looking for strong engineers who care about building real systems, not just shipping tickets:Strong academic background (Computer Science or related discipline) 2:1 above from Russel Group or equivalentSolid grounding in OOP, data structures, algorithms, designpatternsProven experience with modern C# / .NET developmentExperience working on complex systems (distributed / backend / data-heavy programming)Pragmatic, collaborative engineer who enjoys problem solvingInterested in joining an early-stage scaling team and shaping the product
They offerSalary up to £150,000 dependent on xperienceBonus25 day holidayPrivate healthcare (Bupa)Pension contributionStrong career progression in a scaling platformSocial, tight-knit team culture with regular events and Friday early finishes
Must have UK right to work (no sponsorship available)

## Description

Job DescriptionSenior Software Engineer (C# .NET) | FinTech | Newcastle (Onsite) | Up to £150K depending on experience.
If you're a strong C# engineer stuck in large, slow-moving environments or London burnout you'll likely find this a very different proposition
We're working with a rapidly scaling FinTech startup building a modern trading and risk technology platform in partnership with an established hedge fund. They're creating a high-performance engineering hub in Newcastle, focused on building serious systems used in real financial decision-making.
This isn't a maintenance role. You'll be joining a small, high-calibre engineering team building core components of a live trading platform in a Microsoft stack, using modern C# / .NET to solve complex distributed systems problems at scale.
What you'll be doingYou'll work across the core platform used for trading and financial operations, includingDesigning and building high-performance backend services in C# / .NETWorking on distributed systems, low-latency services, and data-heavy workflowsContributing to architecture decisions (not just implementatBuilding robust, production-grade software used in real financial environmentCollaborating closely with a tight engineering team (no layers of bureaucracy)
Tech environmentC# / .NET (latest versions)Modern cloud and distributed system architectureStrong engineering fundamentals over framework churnExposure to Python is a bonus (not required)
Why NewcastleThis is a full-time onsite role (Mon-Fri) based in brand-new central Newcastle offices.The setup is intentionally designed to be high-performance and collaborativeModern office with strong views over the city and surrounding countrysideActive, social engineering culture (many recent relocations)Commute-friendly location (walking/cycling encouraged, showers on site)Stable hours (09:00-18:00) with flexibility where neededStrong relocation support for UK-based candidates


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