25 of 25 C# .NET Developer Jobs in the UK

C# Developer .Net AWS - Relocate to Bermuda

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
C# Developer .Net AWS - Relocate to Bermuda London, Greater London | $130k - $175k USD per year C# Developer/Software Engineer (C# .Net AWS) Relocate to Bermuda! Are you a skilled C# Developer looking for a life … changing opportunity? You could be progressing your career and relocating to Bermuda, in a hands‐on C# Developer role at a tech driven, global Asset Manager with multiple billions of dollars under management. As a C# Developer you will work on challenging, high impact ...

Full Stack .NET Developer (C#, ASP.NET Core)

Hiring Organisation
Partnerscale
Location
Bicester, Oxfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
Full Stack .NET Developer (C#, ASP.NET Core) Oxfordshire/Hybrid (1 day per week in office) Easily commutable from Oxford, Milton Keynes, Birmingham and London (direct rail) £40,000 to £50,000 plus great benefits. How often do you get to rewrite a whole product … over the next few years, and this role sits right in the middle of that work. You will be building the new product in C# and ASP.NET Core: real greenfield code on one side, a live system with real users on the other, and the job of moving ...

Senior C# Developer.Net - FinTech

Hiring Organisation
Appcast
Location
Reigate, Surrey, UK
Senior C# Developer/Engineer (C# .Net Desktop Application) Reigate/WFH to 90kDo you have expertise with C# desktop development, working on complex scalable systems You could be progressing your career, in a senior, hands-on leadership role working on complex … technically challenging systems with continual learning opportunities a global Fintech.As a Senior C# Developer you'll join an Agile team responsible for the flagship desktop insurance platform that handles 4 billion requests per month. You'll play a key role in architecting, designing and developing new features ...

Senior C# Developer.Net AWS - Finance

Hiring Organisation
Appcast
Location
London, UK
Senior C# Developer/Software Engineer (C# .Net AWS) London to 90kAre you a technologist who enjoys contributing to technical discussions and using the best tool for the job You could be progressing your career at a global, financial Market Data provider whilst enjoying … range of perks and benefits.As a Senior C# Developer you will collaborate with DevOps and Product Management within an Agile team environment working on a Greenfield Market Data platform. The platform has been built with C# deploying to AWS and requires high scalability and low latency ...

AI Engineer / Software Developer, C# .NET, Reading, £450 day rate, Outside IR35, COR7631

Hiring Organisation
Corriculo Ltd
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£400 - £450 per day
Engineer/Software Developer, C# .NET, Reading, £450 day rate, Outside IR35, COR7631 We're looking for an experienced AI Engineer/Software Developer to join a long-term contract with an initial 3-month term and a strong likelihood of extension … rate of up to £450, outside IR35. As an AI Engineer/Software Developer, you'll be responsible for developing software using C# and .NET while leveraging AI-powered tools throughout the software development lifecycle. You'll be someone who naturally incorporates AI into ...

C#.NET Developer Fintech SQL

Hiring Organisation
Appcast
Location
London, UK
Team.Pay: 70k, flex working and remote, Bonus, Benefits, PensionC# .NET Developer Fintech SQLQuant Capital is urgently looking for a C# .NET Developer to join our high profile client.My client is a well known global software house specialising in the development … sharp end of technology and the possibility of making serious money doing something you are passionate about.Designing and developing software using MS Visual Studio, C#, .NET and UI technologies such Angular and HTML5;Designing and developing database components and software modules for software products;Extending MS Windows ...

.NET Developer, C#, React, Hybrid

Hiring Organisation
Sanderson
Location
Cambridge, Cambridgeshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
.NET Developer (C#/React) Location: Cambridgeshire- Hybrid ( 3 days a week onsite) Day rate: Up to £550 a day (Inside IR35) Contract: Initial 6 Months- Likely extensions We're working with a leading organisation that is investing heavily in the development and enhancement … teams and key stakeholders to deliver high-quality technical solutions within a fast-paced Agile environment. Key Responsibilities Design, develop and maintain applications using C# and .NET technologies Build modern, responsive user interfaces using React Develop and integrate RESTful APIs and backend services Work with databases ...

Senior C# / .NET Developer | Risk & Securities Lending

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day
Senior C#/.NET Developer | Risk & Securities Lending Location: London (Hybrid) Contract Duration: 6 Months Industry: Financial Services About the Opportunity Are you a seasoned C# engineer with a deep understanding of financial markets? We are seeking an experienced Senior C#/.NET … will deliver scalable, robust solutions in a fast-paced, regulated environment. What You Will Do System Development: Design, build, and maintain high-performance C#/.NET applications supporting Risk and Securities Lending workflows. API Integration: Build and consume RESTful APIs to seamlessly connect complex upstream and downstream ...

Principal C# .Net Developer

Hiring Organisation
The Portfolio Group
Location
Manchester, United Kingdom
Employment Type
Permanent
Salary
£80000/annum
Principal Backend Developer (C#/.NET) The Opportunity This is a career-defining role for a Principal Backend Developer who wants to be at the forefront of a growing SaaS organisation. You'll be joining a company that's scaling rapidly, building innovative … proof. Working closely with product owners, testers, and front-end teams, you'll bring engineering excellence into every decision. With a stack centred on C#, .NET, cloud services, and automation frameworks, you'll be both hands-on in coding and guiding others to deliver their best work. ...

Senior C#/.NET Software Developer

Hiring Organisation
Jobleads-UK
Location
Godalming, England, United Kingdom
Senior C# Developer Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices. Salary Negotiable, DoE, plus company benefits. Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible … help the government monitor and reduce greenhouse gas emissions from commercial transport Role Summary Triad Group Plc is seeking a skilled and experienced Senior C# Developer to join our dynamic team. As a Senior Developer, you will be responsible for designing, developing, and maintaining software ...

C# / .NET Developer

Hiring Organisation
Avanti
Location
Aberdeen, Aberdeenshire, Scotland, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
C#/.NET Developer Salary: £40,000 to £65,000, depending on experience Location: Aberdeen, ideally hybrid, with flexibility depending on the candidate’s location Permanent We are recruiting for a global software business that develops real-time data platforms for the energy industry. … product development and improvements to established software platforms. The role You will be responsible for: Developing and maintaining backend applications using C# and .NET Designing and supporting APIs and integration services Working with SQL Server or PostgreSQL Building event-driven and message-based systems Writing clean, maintainable ...

C#.Net Core Developer - Fintech50- Manchester

Hiring Organisation
Appcast
Location
London, UK
Tech: C#, .net core, ASP.Net MVC, Angular 5, MVC, MVC, SQL, AWS, FullstackChallenge: Develop Greenfield systems and increase functionality for existing high transaction/high traffic platforms.Firm: Global Fintech firm that specialize e-invoicing and invoice finance.Salary: 65k + Bonus + Options + Flex Working + PensionC# … .Net Core Developer – Fintech50Quant Capital is urgently looking for a C# ASP.NET MVC Developer to join our high profile client.My client is a growing global Fintech business and market leaders in the invoice finance space. They are currently expanding their development team with ...

C#.Net Developer- Brussels

Hiring Organisation
Appcast
Location
London, UK
C# .NET DeveloperBrusselsQuant Capital is urgently looking for C# .NET Developer to join our high profile client.Our client is a well known insuretech business. They are a small subsidiary of a much larger financial exchange firm.The first mission starts in with … developed components and processes.C# Developers must have:At least 5 years of proven track of record of software design and development.Advanced knowledge of C# and .NET platform with at least 3 years of experience.Experience with MS SQL Server.Outstanding analytical and problem-solving capabilities.Knowledge of design patterns ...

C# / .NET Core / MVC / ASP.NET Developer

Hiring Organisation
Crystal Ball Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Contract
Contract Rate
£45,000
C#/.NET Core/MVC/ASP.NET Developer - Contractor Location: Office Based, Manchester, M32 0FP Hours: Full Time - 6 Month Contract Salary: £45,000 per annum pro rata Crystal Ball is a Multi-Award-Winning vehicle tracking and lone worker service provider based … entire UK. The Crystal Ball system comprises of mobile phone/tablet client software (all major platforms) as well as scalable server-side architecture (C#/.NET Core/MVC/ASP.Net/SQL Server) and is developed and maintained entirely in-house and we are looking ...

Principal Software Developer, AI Integration, C# .NET, Reading, £550 day rate, Outside IR35, COR7630

Hiring Organisation
Corriculo Ltd
Location
Reading, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£500 - £550 per day
Principal Software Developer, AI Integration, C#, £550 day rate, Outside IR35, Reading, COR7630 We're looking for an experienced Principal Software Developer to join a long-term contract with an initial 3-month term and a strong likelihood of extension up to 18 months. This … development lifecycle, improving productivity and modernising engineering practices. What's required of the Principal Software Developer? Strong commercial experience developing software with C# and .NET Experience leading or supporting the adoption of AI within a software development team Knowledge of AI-assisted development tools, such ...

Senior Developer (C#/.NET)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Role: Senior Developer (C#/.NET) Location: London (Hybrid) Rate: Up To £800 Per Day The role An exciting opportunity has arisen for an experienced Senior .NET Technical Lead to join a high-performing technology team delivering business-critical enterprise applications. This … platforms. Collaborate with technical and business stakeholders to deliver complex change programmes from design through to production. Requirements Extensive commercial experience developing applications with C# and the .NET ecosystem, including modern .NET. Proven experience leading development teams or technical workstreams while maintaining a hands-on coding role. ...

C# Dot Net Software Developer with Fixed Income and FX

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
C# .NET Software Developer with FX and Fixed Income Our Client is a niche boutique broker specialising in FX. They are looking to recruit a C# .NET Software Developer with at least 3 to 5 years proven track record … developing with C# .NET. The Client would like meet candidates ideally with some understanding Trading Floor projects to include Fixed Income, Risk Management, Swap Options and FX. You need to be resilient as you will be working closely with traders and developing financial trading systems so an understanding ...

C# .NET FinTech Developer — FX & Fixed Income

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
fast-growing dynamic brokerage firm in London seeks a C# .NET Software Developer to re-architect and build their middle office platform. The role requires 3-5 years of experience with Microsoft web technologies and SQL Server, with a strong emphasis on relationship building ...

Senior .NET/C# Developer - Remote & SC Clearance

Hiring Organisation
Jobleads-UK
Location
Godalming, England, United Kingdom
Triad Group Plc is seeking a Senior C# Developer to design, develop and maintain .NET Core applications, working across client sites or remotely, with options to base in Godalming or Milton Keynes. The role requires SC clearance eligibility and offers a pathway to secure government ...

Senior Full Stack Developer (React, JavaScript & C#.NET)

Hiring Organisation
Pontoon
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 per day
Inside IR35) About the Role Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and C# .NET Core will shine! We are looking for a tech-savvy professional with a passion for building scalable applications within the financial … Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential Back-end: Expertise in C# .NET Core, REST APIs, and microservices-based development is essential Python (pyspark): Experience with data pipelines and analytics is a plus. Power ...

Graduate C#.Net Developer x 2 - Jump IT Solutions

Hiring Organisation
Jump IT Recruitment Solutions
Location
Kent
Employment Type
Permanent
Salary
£25,000 - £40,000 + Benefits + Potential
About the Role C#, .NET, .NET Core, SQL Server, T-SQL, Entity, Azure, App Services, Azure Service Bus, Event-driven architecture, APIs, CI/CD, DevOps. We have 2 great permanent job opportunities to join our client in early 2026. Based in Kent offices ...

Full-Stack C#/.NET Web Developer | HTML & JS

Hiring Organisation
Jobleads-UK
Location
Basildon, England, United Kingdom
Fullstack with C# Dot net HTML Web Software Developer (IT) Company: Nexus Jobs Limited Location: Basildon, United Kingdom Field Successful Web Developers should have sound knowledge and experience in different programming applications. Core skills include C#, Asp.net/Core, JavaScript , HTML, CSS, MVC, and JSON. Role ...

C#.NET Software Developer - React, JavaScript, Agile

Hiring Organisation
Jump IT Recruitment Solutions Ltd
Location
Tunbridge Wells, Kent, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £50,000 per annum
C#.NET, React, JavaScript, TypeScript, JIRA, SQL, Agile, SCRUM, AI (Claude, ChatGPT). Don't worry. We don't need every skill listed. Ideally, the more the merrier (as you probably expected) but at the heart ...

Full Stack Developer - C#.Net, React, SQL - Kent / Sussex - Jump IT Solutions

Hiring Organisation
Jump IT Recruitment Solutions
Location
Tunbridge Wells
Employment Type
Permanent
Salary
To £60,000 + Benefits
About the Role C#.NET, .Net Core, TDD, Entity, MVC, SQL Server, Azure, React, Angular. We have a great opportunity that needs a capable full-stack developer, based in the Tunbridge Wells area of West Kent/East Sussex. As the role is hybrid, you do need … distance of Tunbridge Wells (Kent, East Sussex, West Sussex, Surrey). It is a permanent role only. What We're Looking For A developer/software engineer with 2-3 years+ .NET development experience Someone with full-stack experience, although our client will consider those with ...

C#.Net Developer - Kent - To £60K - Jump IT Solutions

Hiring Organisation
Jump IT Recruitment Solutions
Location
Kent
Employment Type
Permanent
Salary
Circa £50,000 + Benefits + Opportunity
About the Role C#.NET, .Net Core, TDD, Entity, MVC, SQL Server, Azure, Cloud, Azure Service Bus, RabbitMQ, Back End, Git, REST APIs. Start 2026 with one of these great new opportunities, based in Kent, UK. Permanent roles only. What We're Looking For A Computing Graduate with … months .NET from work, work placement or possibly self-study Someone with 2-3 years C#.Net seeking the next step in their career in the financial services sector .NET Developers wanting a career path Additional Information Candidates will ideally be living within commuting distance of Kent ...