lead .net engineer jobs in Slough

You will be involved in challenging, complex development for industry leading companies, as well as smaller start up projects Centered on a tech stack that includes C# . NET, React AWS, and event-driven microservices, this position is tailored for engineers ready to thrive in modern cloud-based ecosystems.

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

💻 C#.NET Core Backend Engineer | 💳 Greenfield Payments Platform | £130,000 + Bonus + Benefits | Hybrid (London) 🚀 Join a brand-new Payments Engineering team within a leading financial group as they build a modern, event-driven payments platform completely from scratch. As a Backend C#.NET Core Engineer, you’ll be part of a small, high-impact team designing scalable, reliable services that power...

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

C# Developer / Software Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a C# Developer you'll collaborate with a team of highly intelligent technologists and finance professionals to develop...

C#.NET Developer – Financial Systems Developer Ref: YC46978 A leading Japanese IT company with a central London office is seeking a C#.NET Developer for its Financial Systems Team. They welcome candidates with knowledge of banking, securities, or insurance operations, and experience developing with C#.NET. Ideal candidates have led enhancements, maintenance, or improvements of existing systems....

🌍 Location: London (Hybrid: 4-8 days a month) 💷 Salary Range: £70,000-100,000 📈 Equity: Meaningful early-stage equity 🕒 Stage: Seed → Series A 🌐 Website: Cyb3roperationsCyb3r Operations | Supply Chain & Third Party Intelligence About Cyb3r Operations Cyb3r Operations is building a modern third-party risk intelligence platform that gives organisations real-time visibility into: -...

We are At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering,...

Lead QA Engineer | Cypress & Node.js | Building the Analytics Engine for Global Credit Investors The Role In this role, you will act as the senior quality voice across a fast-scaling analytics platform used by institutional credit investors worldwide. You’ll own the end-to-end testing strategy, shape QA standards across multiple engineering teams, and ensure quality is embedded into every stage...

About Us We are a fast-growing fintech company building modern, scalable platforms that power real-world financial products. Our engineering culture values clean architecture, strong ownership, and pragmatic innovation. We operate in a cloud-native, microservices environment and invest heavily in frontend quality, design systems, and developer experience. The Role As a Lead Fullstack Engineer,...

Job Description Overview We're working with a well-established UK industrial refrigeration contractor looking to appoint a Lead Design / Proposal Engineer. This is a senior technical role focused on owning the design and proposal process for industrial refrigeration projects, primarily ammonia and CO2 systems. You'll take responsibility from initial enquiry and tender review through to...

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

Job Role: Lead Software Engineer, React Native Job Type: Full Time, Permanent Location: London, Hybrid (3 office days a week) Role purpose As a valued member of our engineering team, you will contribute to the development of our innovative application using React Native. Working with a modern JavaScript stack, your primary focus will be on coding, testing, and enhancing the functionality of...

A BIT ABOUT THISTHAT: ThisThat is a data and intelligence company focused on proving and improving the power of influence. We help brands and agencies answer three simple questions: what happened, why it happened, and what to do next to grow. Born in social and built for influencer, ThisThat has set the gold standard for influencer marketing measurement. We make it simple and enjoyable to...

🚨 New Role: Lead Product Engineer (Backend Leaning) – Up to £180,000 🚨 We’re excited to partner with a profitable SaaS startup experiencing rapid growth and strong ARR in a short timeframe. Due to increasing customer demand, they’re expanding their engineering team and looking for product-minded engineers to join them on their journey. 💼 Role Details - Title: Lead Product Engineer - Location:...

Senior C# Developer / Backend Software Engineer (C# .Net) London onsite to £150k Are you an experienced backend focussed C# Developer? You could be progressing your career in a senior, hands-on role at a global Sports Trading business, earning substantial bonuses. As a Senior C# Developer within the trading engine team, you'll collaborate to design and develop real-time trading systems, you'll...

You will join a cross-functional product engineering team focused on the evolution and modernisation of a core InsurTech platform. The work centres around building scalable, cloud-native services while improving performance, reliability, and long-term maintainability.

Senior QA Engineer / Team Lead (C# .Net AWS) London / WFH to £100k Do you have expertise with Test Automation combined with leadership skills? You could be joining a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression. As a Senior QA Engineer / Team Lead you will lead the transformation of...

Data Engineering Lead (SQL Snowflake Python) London / WFH to £85k Are you a skilled data technologist with strong leadership and stakeholder management skills? You could be progressing your career in a senior, hands-on Data Engineering Lead position at a global tech company that provide data centric software solutions to major blue-chip and government organisations to enable them to discover...