Senior Software Engineer (C#/.NET) 📍 Remote-first (UK) | 💰 Up to £100k + benefits | 🕓 Permanent We’re supporting a fast-growing fintech fx platform that builds institutional-grade trading and risk-management systems used by global corporates and investment managers. Their engineering teams are scaling out the core trading backbone , a .NET-based microservices environment powering billions in transaction volume. More ❯
application Please do read through the description at least once before clicking on Apply. Remote-first (UK) | Up to £100k + benefits | Permanent We're supporting a fast-growing fintech fx platform that builds institutional-grade trading and risk-management systems used by global corporates and investment managers. Their engineering teams are scaling out the core trading backbone, a .NET More ❯
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
for an opportunity to progress your career, working on complex and interesting systems in a role where you can learn and develop your skills? You could be joining a FinTech start-up, they have secure backing and an established Hedge Fund client as a partner. As a Software Engineer you will collaborate with a small, talented team to deliver the More ❯
data infrastructure serving analytics, ML and GenAI use cases. Startup mindset with ability to operate in ambiguity and work both independently and collaboratively. Nice-to-haves Domain knowledge in fintech, financial data, or banking systems. Experience in an infrastructure or DevEx role (Data Platform Engineer, DevEx Engineer, Infrastructure Engineer). Go programming language experience. Experience as a founding or early More ❯
looking for a Senior Software Engineer to help shape its next generation of data products. This is a unique opportunity to influence the technical roadmap at a high-growth fintech scale-up working with top-tier global financial institutions. The role involves building and scaling backend systems in Node.js and Python, deploying on AWS (Lambda, DynamoDB, PostgreSQL), and collaborating closely More ❯
City of London, London, United Kingdom Hybrid / WFH Options
THRivve by intelletec
looking for a Senior Software Engineer to help shape its next generation of data products. This is a unique opportunity to influence the technical roadmap at a high-growth fintech scale-up working with top-tier global financial institutions. The role involves building and scaling backend systems in Node.js and Python, deploying on AWS (Lambda, DynamoDB, PostgreSQL), and collaborating closely More ❯
london, south east england, united kingdom Hybrid / WFH Options
THRivve by intelletec
looking for a Senior Software Engineer to help shape its next generation of data products. This is a unique opportunity to influence the technical roadmap at a high-growth fintech scale-up working with top-tier global financial institutions. The role involves building and scaling backend systems in Node.js and Python, deploying on AWS (Lambda, DynamoDB, PostgreSQL), and collaborating closely More ❯
slough, south east england, united kingdom Hybrid / WFH Options
THRivve by intelletec
looking for a Senior Software Engineer to help shape its next generation of data products. This is a unique opportunity to influence the technical roadmap at a high-growth fintech scale-up working with top-tier global financial institutions. The role involves building and scaling backend systems in Node.js and Python, deploying on AWS (Lambda, DynamoDB, PostgreSQL), and collaborating closely More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
THRivve by intelletec
looking for a Senior Software Engineer to help shape its next generation of data products. This is a unique opportunity to influence the technical roadmap at a high-growth fintech scale-up working with top-tier global financial institutions. The role involves building and scaling backend systems in Node.js and Python, deploying on AWS (Lambda, DynamoDB, PostgreSQL), and collaborating closely More ❯
Engineer – Playwright/JavaScript/Finance Location: London Hybrid Type: Permanent We’re seeking a skilled Front-End Test Automation Engineer to join the QA team of a leading financialtechnology firm. The successful candidate will work closely with Full Stack Development and Operations teams to ensure high-quality, reliable releases across trading and market platforms. This role is ideal More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Harrington Starr
Engineer – Playwright/JavaScript/Finance Location: London Hybrid Type: Permanent We’re seeking a skilled Front-End Test Automation Engineer to join the QA team of a leading financialtechnology firm. The successful candidate will work closely with Full Stack Development and Operations teams to ensure high-quality, reliable releases across trading and market platforms. This role is ideal More ❯
Engineer - Playwright/JavaScript/Finance Location: London Hybrid Type: Permanent We're seeking a skilled Front-End Test Automation Engineer to join the QA team of a leading financialtechnology firm. The successful candidate will work closely with Full Stack Development and Operations teams to ensure high-quality, reliable releases across trading and market platforms. This role is ideal More ❯
london, south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Automation Engineer Playwright/JavaScript/Finance Location: London Hybrid Type: Permanent Were seeking a skilled Front-End Test Automation Engineer to join the QA team of a leading financialtechnology firm. The successful candidate will work closely with Full Stack Development and Operations teams to ensure high-quality, reliable releases across trading and market platforms. This role is ideal More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Automation Engineer Playwright/JavaScript/Finance Location: London Hybrid Type: Permanent Were seeking a skilled Front-End Test Automation Engineer to join the QA team of a leading financialtechnology firm. The successful candidate will work closely with Full Stack Development and Operations teams to ensure high-quality, reliable releases across trading and market platforms. This role is ideal More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Harrington Starr
Engineer – Playwright/JavaScript/Finance Location: London Hybrid Type: Permanent We’re seeking a skilled Front-End Test Automation Engineer to join the QA team of a leading financialtechnology firm. The successful candidate will work closely with Full Stack Development and Operations teams to ensure high-quality, reliable releases across trading and market platforms. This role is ideal More ❯
City Of London, England, United Kingdom Hybrid / WFH Options
Harrington Starr
Software Engineer C#, .NET Core, NUnit, Postgres, AWS, Azure, Kubernetes, Docker. City of London, United Kingdom Perm Role: £65,000 - £80,000 Harrington Starr has partnered with a Global FinancialTechnology company, and they are looking to hire a Mid - Senior C#, .Net Software Engineer, with experience working with highly scalable and performant systems. This is a great opportunity to More ❯
and balance immediate needs with future scale. Strong ownership mentality with the ability to work independently but also collaboratively drive projects to completion. Nice-to-haves Domain knowledge in fintech, financial data, or banking systems . Having worked in an infrastructure or DevEx related role such as Data Platform Engineer, DevEx Engineer or Infrastructure Engineer. Experience with the Go programming More ❯
Java/Kotlin Engineer A fast-growing Fintech company based in London, are on the lookout for talented Kotlin Engineers to join their high-impact engineering team. You don’t need to be a Kotlin expert yet — if you’ve worked in any JVM language (Java, Scala, Clojure, etc.) and are keen to learn Kotlin, we’d love to hear More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Oliver Bernard
Java/Kotlin Engineer A fast-growing Fintech company based in London, are on the lookout for talented Kotlin Engineers to join their high-impact engineering team. You don’t need to be a Kotlin expert yet — if you’ve worked in any JVM language (Java, Scala, Clojure, etc.) and are keen to learn Kotlin, we’d love to hear More ❯
evolving role in a rapidly advancing GenAI landscape. Lead the design and deployment of predictive and generative AI models that power personalization, pricing, search, and optimization in marketplace and fintech domains. Collaborate with product leaders to align ML initiatives with strategic business goals and drive product innovation through data-driven experimentation and modeling. Architect scalable ML infrastructure and automated workflows More ❯
product, engineering leads, DevOps/SRE, Security, and PMO. Nice-to-Have Experience with digital identity, signing pipelines, and/or blockchain/ledger adapters. Background in regulated environments (fintech/govtech/healthtech). Exposure to cost modelling, multi-tenant billing/quotas, and platform productisation. Proficiency in Go or Java for prototyping/reference implementations. Certifications in cloud More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Teranode Group
product, engineering leads, DevOps/SRE, Security, and PMO. Nice-to-Have Experience with digital identity, signing pipelines, and/or blockchain/ledger adapters. Background in regulated environments (fintech/govtech/healthtech). Exposure to cost modelling, multi-tenant billing/quotas, and platform productisation. Proficiency in Go or Java for prototyping/reference implementations. Certifications in cloud More ❯
london, south east england, united kingdom Hybrid / WFH Options
Teranode Group
product, engineering leads, DevOps/SRE, Security, and PMO. Nice-to-Have Experience with digital identity, signing pipelines, and/or blockchain/ledger adapters. Background in regulated environments (fintech/govtech/healthtech). Exposure to cost modelling, multi-tenant billing/quotas, and platform productisation. Proficiency in Go or Java for prototyping/reference implementations. Certifications in cloud More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Teranode Group
product, engineering leads, DevOps/SRE, Security, and PMO. Nice-to-Have Experience with digital identity, signing pipelines, and/or blockchain/ledger adapters. Background in regulated environments (fintech/govtech/healthtech). Exposure to cost modelling, multi-tenant billing/quotas, and platform productisation. Proficiency in Go or Java for prototyping/reference implementations. Certifications in cloud More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Teranode Group
product, engineering leads, DevOps/SRE, Security, and PMO. Nice-to-Have Experience with digital identity, signing pipelines, and/or blockchain/ledger adapters. Background in regulated environments (fintech/govtech/healthtech). Exposure to cost modelling, multi-tenant billing/quotas, and platform productisation. Proficiency in Go or Java for prototyping/reference implementations. Certifications in cloud More ❯