22 of 22 Backend Developer Jobs in London

Backend Developer Golang Node Pub / Sub

Hiring Organisation
Client Server
Location
London, UK
Employment Type
Full-time
Backend Developer/Software Engineer (Go/Node Pub/Sub) Remote/Hybrid to 120k + EquityAre you an experienced Backend Developer who enjoys building distributed systems, real-time infrastructure and solving complex scalability challenges? You could be progressing your career at a high growth … technology company whose messaging platform powers millions of real-time interactions for developers and businesses worldwide. Your role: As a Backend Developer, you'll join the team responsible for the core messaging platform that underpins the company's real-time infrastructure. Working on highly scalable distributed systems ...

Backend Developer (Azure)

Hiring Organisation
Amtis Professional Ltd
Location
London, Euston, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £475/day OUTSIDE IR35
Backend Developer (Azure) — 3 Month Remote Contract Outside IR35 Rate: £420–£475 per day We’re looking for an experienced Azure Backend Developer to join a digital healthcare platform team on an initial 3-month contract, outside IR35. This is a hands-on role working … mature Azure-based backend platform, with responsibility across the full software lifecycle - from design and development through to testing, deployment and production support. You’ll be working with C#, .NET, Azure Functions, Azure SQL, Azure Service Bus, Azure API Management and Azure DevOps, contributing to a platform that supports ...

Backend Developer (Azure)

Hiring Organisation
Amtis professional Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£425.00 - £475.00 per day
Backend Developer (Azure) — 3 Month Remote Contract Outside IR35 Rate: £420–£475 per day We’re looking for an experienced Azure Backend Developer to join a digital healthcare platform team on an initial 3-month contract, outside IR35. This is a hands-on role working … mature Azure-based backend platform, with responsibility across the full software lifecycle - from design and development through to testing, deployment and production support. You’ll be working with C#, .NET, Azure Functions, Azure SQL, Azure Service Bus, Azure API Management and Azure DevOps, contributing to a platform that supports ...

C# Backend Developer - Hedge Fund

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
C# Backend Developer – Hedge Fund Up to 95,000 + BonusQuant Capital is urgently looking for a C# Developer to join our high profile client. A $1billion strong Hedge fund with performance figures of 13%. They trade a number of products across but mainly … working on is porting existing systems to C# and modernising adjacent systems and applications. This would be a great opportunity for a senior developer looking for a role with a large amount of responsibility and the ability to have an input on design and architecture decisions. ...

Senior Backend Developer with C# .net

Hiring Organisation
Nexus Jobs
Location
London, UK
Employment Type
Full-time
000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Apply for this job nowJob DescriptionSenior Backend Developer with C# .net Working as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well … award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspectiveCollaborating with the front end developer and design resource to deliver improved UI & UXA problem solver - you'll need to be able to analyse and suggest improvements to existing website ...

C# Backend Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Trading Software Firm, City of London, 40 man flat Dev TeamPay: 85k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingC# Backend Developer FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client. Current challenges greenfield trading ...

C# Backend Developer Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Trading Software Firm, City of London, 40 man flat Dev TeamPay: 80k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingC# Backend Developer FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client. Current challenges greenfield trading ...

Backend C# Developer- Quant Fund

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Backend C# Developer- Quant Fund200,000 Plus Bonus4 days in the office – some room for negotiationQuant Capital is urgently looking for a Senior Backend C# Developer to join our high profile client. Our client is a $5 billion strong systematic quant commodity trading fund with excellent … have a deep understanding of code not just the ability to read the language, expectations are high so if you are not a serious developer, don't waste your time. My client is based in LondonC# Winforms, Quant Fund, Developer, .NET, SQL VBA VS 2010 Visual studio ...

backend developer for developer documentation

Location
Greater London, England, United Kingdom
Описание Apple’s documentation engineering team creates developer tools and framework-level support for documentation workflows on the developer website and Xcode. The team develops backend technology, products, infrastructure, and tooling for reliable documentation systems. Задачи Produce well-tested, performant, and reliable code for multiple maintained systems ...

Senior Backend Developer

Hiring Organisation
Rullion Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there is potential for it to be extended. The role … full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You'll be using Python and AWS Cloud services on the backend. Adopt ...

Senior Backend Developer

Hiring Organisation
Rullion Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a three-month contract but there is potential for it to be extended. The role … full-time role, 37 hours per week. If this role feels right, send us your CV. Accountabilities: Playing a pivotal role in the backend engineering team, you will help to build full-stack cloud apps. You'll be using Python and AWS Cloud services on the backend. Adopt ...

Senior Backend Developer - Java (Financial Services)

Hiring Organisation
LinuxRecruit
Location
London, UK
Employment Type
Full-time
Java is your passion, you know it like the back of your hand. The backend is where your interest lies. You think big, you don't just write the code, you think about how this code you write will make an impact. You can visualise the real world implications ...

Senior Backend Developer

Hiring Organisation
Yapily
Location
London, UK
Employment Type
Full-time
highly scalable, secure web applications, services, and APIs, ensuring high performance and reliability. Champion AI-native development workflows, integrating AI coding agents to improve developer velocity, code quality, and maintainability across the team. Partner with Product Managers and stakeholders to shape the technical roadmap, translating complex requirements into elegant ...

Senior Backend Developer

Hiring Organisation
Rullion Limited
Location
London, UK
Employment Type
Full-time
Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Backend Python Engineers at senior levels who are passionate about crafting exceptional products. Initially it will be a six-month contract but there is potential for it to be extended. xxuwjjq ...

Back End Developer - DV Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £540/day
Back End Developer £500-£540 per day | Outside IR35 Java | Spring Boot | Secure Microservices Location London (MOD site) Working Pattern 4 days per week onsite Clearance Current DV Security Clearance required Background MOD/Defence experience required The Opportunity We're looking for an experienced Back End Developer … experience. Experience with Docker, Kubernetes or other container technologies. Familiarity with CI/CD pipelines and DevSecOps practices. Experience developing secure, scalable and maintainable backend services. Desirable Experience Experience with Camunda 8, Zeebe, BPMN or other workflow orchestration platforms. OpenSearch or Elasticsearch. MongoDB, Microsoft SQL Server, Amazon ...

Python Backend Developer

Location
Greater London, England, United Kingdom
At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive ...

Senior Backend Engineer - Developer Experience

Hiring Organisation
Trainline
Location
London, UK
Employment Type
Full-time
Milan, Edinburgh and Madrid. Now is a brilliant time to join us and help shape the future of travel. Introducing the Trainline Cloud Native Developer Experience Team At Trainline, we're evolving the platform that powers millions of journeys across Europe. As part of our Cloud Native Acceleration Programme … modernising our backend services to create a more scalable, resilient and efficient engineering platform. This programme is about more than migrating workloads. It's an opportunity to redefine how .NET services are built, deployed and operated, helping teams deliver faster while improving reliability and reducing operational complexity. ...

Senior Python Backend Software Developer

Location
Greater London, England, United Kingdom
About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to ...

Backend Java Developer (Python)

Hiring Organisation
Methods Consulting
Location
London, UK
Employment Type
Full-time
building a significant private sector client portfolio. Methods was acquired by the Alten Group in early 2022.RequirementsWe are looking for a Java/Python Developer to help manage, build, develop and design the Java Application with good exposure on springboot, microservices and system designing. What ...

Backend Software Developer with C# and Umbraco

Hiring Organisation
Nexus Jobs
Location
London, UK
Employment Type
Full-time
000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Apply for this job nowJob DescriptionBackend Developer (Umbraco) - Senior-levelWorking as part of the Digital team, you'll be responsible for the ongoing development and improvements to an eCommerce website as well as other internal … award-winning Travel Company. You will be responsible for: Leading the eCommerce web and application development from a technical perspectiveCollaborating with the front end developer and design resource to deliver improved UI & UXA problem solver - you'll need to be able to analyse and suggest improvements to existing website ...

Back End Developer (Node.js)

Hiring Organisation
Arc IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£420.00 per day
Back End Developer (Node.js) Senior Software Engineer – Pricing & Inventory (Node/TypeScript) Contract: 6 months initially Rate: Up to £420 per day, Outside IR35 Location: Can be worked fully remote We’re supporting a high-traffic global e-commerce platform in its search for a Senior Software Engineer ...

Back End Developer

Hiring Organisation
Consortia
Location
London, UK
Employment Type
Full-time
This Back End Developer position will give you the chance to work on a greenfield project with an already-successful product to work from as a guide. You'll join a small team of developers who are skilled across the board and are looking for 2 more developers … ReactReact NativeNodeGraphQLAWSYou don't need to be an expert with all of the above but Node experience is preferred. The successful Back End Developer will be able to work fully remotely (during and after Covid), be able to take up to 31 days holiday, and be paid ...