876 to 900 of 1,067 Developer Jobs in London

Vacancy Are you a Business Intelligence Developer looking for a permanent role where your work directly supports the delivery of healthcare services across the UK? Do you enjoy working with data, solving real-world problems, and continuously learning new technologies? If so, this opportunity at Optum UK could … perfect fit. We're looking for a BI Developer to join our team supporting business-as-usual (BAU) operations. This is a hands-on role focused on maintaining and enhancing critical data systems that underpin healthcare decision-making. You'll be working with modern Microsoft technologies and have the opportunity ...

Vacancy Are you a Business Intelligence Developer looking for a permanent role where your work directly supports the delivery of healthcare services across the UK? Do you enjoy working with data, solving real-world problems, and continuously learning new technologies? If so, this opportunity at Optum UK could … perfect fit. We're looking for a BI Developer to join our team supporting business-as-usual (BAU) operations. This is a hands-on role focused on maintaining and enhancing critical data systems that underpin healthcare decision-making. You'll be working with modern Microsoft technologies and have the opportunity ...

OpenLink Endur Developer for leading financial services client in London. Contract and hybrid working. Key Responsibilities Develop, maintain, and enhance custom modules and extensions within Endur and .NET. Build and support interfaces and integrations between Endur and internal systems click apply for full job details ...

Looking to excel your career in a start-up environment? C# Developer – VC-backed Cloud Security 💰 Salary up to £120k + equity 📍 London 5 days in office 🌎 Visa sponsorship available We have recently partnered with a rapidly growing VC-backed startup who develop technology to identify and minimize the effect … rapid deployment and ease of use, enabling organisations to handle threats far more effectively. They are now on the hunt for a C# Developer to work on the system that platform processes billions of events every week, powered by modern cloud infrastructure and innovative methods. 👀 Experience required as a C# ...

Looking to excel your career in a start-up environment? C# Developer – VC-backed Cloud Security 💰 Salary up to £120k + equity 📍 London 5 days in office 🌎 Visa sponsorship available We have recently partnered with a rapidly growing VC-backed startup who develop technology to identify and minimize the effect … rapid deployment and ease of use, enabling organisations to handle threats far more effectively. They are now on the hunt for a C# Developer to work on the system that platform processes billions of events every week, powered by modern cloud infrastructure and innovative methods. 👀 Experience required as a C# ...

have a current opportunity for a React Developer on a permanent basis. The position will be based in London. For further information about this position please apply. International EFX & Commodities ETrading Client requires a React UI developer to design the User Interfaces and Dashboards for their award winning ETrading Platform. ...

Latency Java Developer - Contract Location: London - Hybrid 3 days per week in the office Duration: 12 months Rate: £480-£550 per day Inside IR35 Hiring for a Senior Java Developer with strong FX and low-latency experience to join an eFX Algo IT team. You will build and optimise microsecond ...

Lead Software Developer {Tech for Good} Remote £70,000 - £80,000 + Progression + Remote Working Are you a Lead Software Developer experienced in Laravel and Vue, that wants to work for an industry leading interactive training provider that is leading the way in medical device training, where … shape architecture, improve how we build software, and drive the next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea ...

Lead Software Developer {Tech for Good} Remote £70,000 - £80,000 + Progression + Remote Working Are you a Lead Software Developer experienced in Laravel and Vue, that wants to work for an industry leading interactive training provider that is leading the way in medical device training, where … shape architecture, improve how we build software, and drive the next generation of our products. This role would suit an experienced Lead PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea ...

quant developer who enjoys working directly with traders and shaping real models? Here you’ll join a leading energy trading business, where technical teams work closely with the desk and have a clear impact on how day-to-day decisions get made. You’ll get to build and improve ...

quant developer who enjoys working directly with traders and shaping real models? Here you’ll join a leading energy trading business, where technical teams work closely with the desk and have a clear impact on how day-to-day decisions get made. You’ll get to build and improve ...

Insight Global is seeking skilled Python Developer contractors to join a leading banking client for a on-site contract opportunity based in London. The successful candidate will be joining a team focused on an observability project, migrating from an existing agent-based monitoring solution to Dynatrace. The role will involve ...

Insight Global is seeking skilled Python Developer contractors to join a leading banking client for a on-site contract opportunity based in London. The successful candidate will be joining a team focused on an observability project, migrating from an existing agent-based monitoring solution to Dynatrace. The role will involve ...

Full Stack Developer Family Events Platform About Loopla Loopla is a London-based family events marketplace helping parents discover and book activities for their children. Were a small engineering team, moving quickly and building the tools that power both family discovery and organiser growth. Every engineer has real ownership ...

Over-The-Air (OTA) Developer Contract Type 12-Month Contract (Extendable based on project needs) Location Remote/Hybrid/Onsite (as applicable) Start Date TBD Role Overview We are seeking experienced SIM Over-The-Air (OTA) Developers to support the design, development, deployment, and maintenance of OTA solutions ...

Senior C++ Developer High-Performance Messaging Systems £180,000£200,000 London Hybrid Ncounter is supporting the growth of a high-performing engineering team responsible for building and evolving one of the most sophisticated messaging platforms in the capital markets space. This is a senior-level C++ role focused ...

Senior Backend Developer Location: London - 1x a month Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily in new innovations that ...

well-established business is looking for an articulate SQL Developer to join its team remotely on a 20-month fixed-term contract. The organisation embraces flexibility so you will be able to work from home. Within this role, you will design, develop and optimise SQL-based solutions, work closely with … identify business requirements and perform data analysis and quality checks. In order to be suitable for this role you will be an experienced SQL Developer with demonstrable expertise developing SQL applications and integrations across the organisation’s application architecture. You will have extensive experience in SQL Server development alongside strong ...

Lead Java Developer | Low Latency Trading | London City Our client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by global institutions where reliability and speed … front office trading. Experience in a software consultancy or client-facing engineering role . If you are interested in this Senior Low Latency Java Developer role, please apply directly to this advert with your updated CV. ...

Lead Java Developer | Low Latency Trading | London City Our client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by global institutions where reliability and speed … front office trading. Experience in a software consultancy or client-facing engineering role . If you are interested in this Senior Low Latency Java Developer role, please apply directly to this advert with your updated CV. ...

looking for a contract Angular Developer for a 6-month contract, working for a consultancy on a sports betting client of theirs. It is mainly remote with 1-2 days a month needed onsite UK RESIDENTS ONLY. MUST HAVE experience of working on Angular 19 & 20. Experience in designing & implementing ...

behalf of an international financial institution operating in the UK, who are seeking a Senior ODI ETL & OAS/OBIEE BI Banking Data Developer to join their team on a 2-year fixed-term contract. London based. Role The Senior ODI ETL & OAS/OBIEE BI Banking Data Developer will ...

Lead PHP Developer {Tech for Good} North London, Remote £70,000 - £80,000 + Remote + Company Benefits Are you a Lead PHP Developer wanting to play a crucial role in the continued success of an extremely ambitious company who are at the forefront of their industry who have spent … freedom to shape architecture, improve how we build software, and drive the next generation of our products. This role would suit an experienced PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea ...

Lead PHP Developer {Tech for Good} North London, Remote £70,000 - £80,000 + Remote + Company Benefits Are you a Lead PHP Developer wanting to play a crucial role in the continued success of an extremely ambitious company who are at the forefront of their industry who have spent … freedom to shape architecture, improve how we build software, and drive the next generation of our products. This role would suit an experienced PHP developer who's ready to step beyond maintaining legacy systems and help build something modern, scalable, and genuinely impactful. If you're excited by the idea ...

Microsoft D365 Commerce/POS (Point of Sale) Developer, freelance, Outside IR35, 12 to 18 months- initial contract, 100% remote. Attractive long-term opportunity to join a multi-sector player that is constantly innovating and has a presence on all five continents. Responsibilities: • Develop and customise the POS solution • Develop ...