Back End Developer
3 weeks ago
Founding Back-End Engineer £90,000+ and Equity options London Join a high-growth fintech startup transforming global markets Our client is an early-stage, well-funded fintech venture building a next-generation trading platform that brings 24/7 access, advanced leverage, and cutting-edge performance to traditional financial assets. Backed by top-tier Silicon Valley investors, they’re reimagining how modern markets should operate — and they’re looking for a founding engineer to shape the core architecture from day one. This is a rare chance to join a technical founding team with backgrounds in quant trading, HFT, and world-leading financial institutions. You’ll work on real-time systems where microseconds matter, write software that must never go down, and set the engineering standards that future hires will inherit. If you want to build something truly category-defining — this is it. What You’ll Need Proven experience with high-performance languages (Rust, C, C++)3+ years working on real-time trading systems, exchanges, or HFT platforms Ideally a strong STEM degree from a top-ranked university (or equivalent academic excellence) Bonus Points Fintech, exchange, or low-latency engineering experience Expertise with Rust Deep knowledge of Kubernetes, infrastructure-as-code, or distributed systems
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Back End Developer
2 weeks ago
London, United Kingdom SR2 Full time**Back End Developer (GraphQL / Python / Agile / React / REST / CI / CD)** **3 months | £450 - £500 per day | Outside IR35 | Green Tech** SR2 are excited to be partnering with a small start up who are trying to tackle carbon emissions and produce a greener UK through their tech and platform. Having received funding for the next 18 months they're now...
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Back End Developer
5 days ago
London, United Kingdom Salt Search Full time**Back end Developer | Inside IR35 | 1 month rolling contract** My client are a product & service innovation company, and are looking to hire a Back end Contractor immediately on a short term basis. **Requirements**: - C# dotnet core 5/6 - TSQL/Entity code first - Comfortable using Migrations - Knowledge of security best practices - Experience with IIS/WS...
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Back End Developer
5 days ago
London, United Kingdom BeTechnology Group Limited Full timeAn emerging healthcare company who focuses on revolutionising the way musculoskeletal healthcare is assessed and treated is looking for an experienced and confident back end developer to join their growing team. After a successful first year funding from leading investors, they are looking for a back end developer who will be able to deliver new features...
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Back End Developer
2 weeks ago
London Area, United Kingdom 3c906b87-8b21-44bd-a6e1-0fb74704a355 Full time £30,000 - £60,000 per yearCompany DescriptionKRONEUS is a research-driven security organization focused on creating advanced protection systems for autonomous AI and next-generation digital infrastructure. The company integrates cybersecurity engineering, intelligent threat analysis, and policy-driven controls to develop resilient defense technologies. Its flagship product, SELA, is...
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Back End Developer
2 weeks ago
London, Greater London, United Kingdom Trustlife Therapeutics Full time £60,000 - £100,000 per yearCompany DescriptionTrustlife Therapeutics is revolutionizing drug discovery through its cutting-edge Trustlife AI platform, advanced systems biology expertise, and extensive big data capabilities. Addressing critical therapeutic areas such as neurodegenerative diseases, oncology, inflammatory disorders, and muscle-wasting conditions, Trustlife offers an...
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Senior Back End Developer
7 days ago
London, United Kingdom La Fosse Associates Full timeFully remote - Senior Back End Engineer A mission based, rising Fintech are looking for Senior Java Developers to join them as they are rapidly expand. Backed by some of the top VC's in the industry, founded by serial entrepreneurs and joined by top performers from the likes of Google, Bain and Uber they are a business that like to move fast and hire the...
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Python Back-end Developer
2 weeks ago
London, United Kingdom HW Select Ltd Full timePython back-end developer - 1 year contract ongoing London based with hybrid working - Must be in office twice a week Back end Python programmer for an established Fintech company that strives to improve the process of service delivery and ITSM. You will join an Agile development team creating a machine learning Python product. **Responsibilities** -...
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Back-end Developer
3 days ago
London N NX, United Kingdom UCKG Helpcentre Full time £25,500 - £27,000 per yearOur Team is looking for a potential candidate that can meet the following specification for the job role:Back-End DeveloperCore Responsibilities:Maintain and enhance UCKG Connect, a central authentication & permissions hub using Google OAuth.Develop and improve existing apps (PrayerBook, CBC system) with new features (reports, data exports, etc.).Debug,...
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Senior Back-end Developer
1 day ago
London, United Kingdom Method Resourcing Full time**Senior Back-end Developer | Node.JS |Typescript | AWS | FinTech | London | Hybrid | £100,000 - £110,000** Are you an experienced back-end developer looking to be a part of a highly talented team and innovative technology in the FinTech space? Have you got a proven background developing API-driven code with Typescript in an agile, dynamic...
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Senior Back-end Developer
7 days ago
London, United Kingdom Method Resourcing Full time**Senior Back-end Developer | Node.JS |Typescript | AWS | FinTech | London | £90,000 - £100,000** Are you an experienced back-end developer looking to be a part of a highly talented team and innovative technology in the FinTech space? Have you got a proven background developing API-driven code with Typescript in an agile, dynamic environment? Method...