776 to 800 of 1,012 C# Jobs in the UK excluding London

processes and ensure project deliverables are met. Stay updated with the latest trends and technologies in the technology and telecoms sector. Profile Must haves: 6 + years Development experience C# .NET Core AWS & Azure Worked in a start up/scale up OR built Enterprise Systems OR built Software for external customers Nice to haves: Blazor React/TypeScript Job More ❯

C# Developer - trade capture/commodities - sought by leading firm based in London - Contract - Hybrid *outside iR35* What You'll Be Doing Designing and developing enterprise-grade solutions in an Agile team. Building and maintaining middleware services using C# , REST APIs , FIX messaging , XML , and Microservices . Leading architecture discussions, code reviews, and release management. Collaborating with users and cross … in Computer Science, Engineering, or a related field. Proven experience in commodities trading , especially with derivatives and platforms like ICE , CME , NASDAQ , Trayport , or TT . Deep knowledge of C# .NET , RESTful services , and microservice architecture . Hands-on experience with FIX messaging , XML , AMQ , and ideally nHibernate , OData , and TDD . Familiarity with Agile tools like JIRA , Confluence , and More ❯

C# Developer, Microsoft Teams Integration, Remote, £425 day rate, Outside IR35, COR7386 We’re looking for an experienced C# Developer to join a 3-month contract role focused on building and integrating solutions within the Microsoft Teams and Microsoft 365 ecosystem. This position is fully remote, outside IR35, and offers an immediate start for the right candidate. What’s required … of the C# Developer? Strong experience developing with C# and .NET/ASP.NET Core Hands-on experience using the Microsoft Graph API Background in Microsoft Teams development, and a familiarity with the Microsoft 365 environment Knowledge of Azure AD, authentication protocols (OAuth 2.0), and RESTful APIs Experience working with JSON, webhooks, or event-driven architectures is a plus What Next … If you’re an experienced C# Developer with Microsoft Teams integration experience and you’re available immediately, apply today to find out more! C# Developer, Microsoft Teams Integration, Remote, £425 day rate, Outside IR35, COR7386 Corriculo Ltd acts as an employment agency and an employment business. #AS More ❯

Role: Quantitative Developer – React/C# Location: London Industry: Hedge Funds Travel: Hybrid Overview: A leading global quantitative investment manager is seeking a skilled Quantitative Developer (React/C#/Python) to join their London-based team. You will work as a desk-facing developer alongside global cross-asset systematic trading operations in a fast-paced, evolving setting. The position … delivery. Responsibilities: Provide daily technical support and trading insights to multiple activities and asset classes. Build, optimize, and maintain reporting and analytical tools for research and trading, leveraging React, C#, and Python frameworks. Take ownership of production processes to align with dynamic business objectives. Collaborate closely with analysts, quants, and developers, offering constant feedback on investment strategy performance. Expand and More ❯

Role: Quantitative Developer – React/C# Location: London Industry: Hedge Funds Travel: Hybrid Overview: A leading global quantitative investment manager is seeking a skilled Quantitative Developer (React/C#/Python) to join their London-based team. You will work as a desk-facing developer alongside global cross-asset systematic trading operations in a fast-paced, evolving setting. The position … delivery. Responsibilities: Provide daily technical support and trading insights to multiple activities and asset classes. Build, optimize, and maintain reporting and analytical tools for research and trading, leveraging React, C#, and Python frameworks. Take ownership of production processes to align with dynamic business objectives. Collaborate closely with analysts, quants, and developers, offering constant feedback on investment strategy performance. Expand and More ❯

.NET Developer, C#, WPF - Manchester (Tech stack: .NET Developer, C#, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Scrum, Kanban, Programmer, Engineer, Architect, .NET Developer) In just over three years our client's community has grown to over 150 million people. They enable their users to share photos and videos on a variety of social networking services such as Facebook and … the development of a revolutionary new product that will have a dramatic impact on the company's growth. .NET Developer applicants should have a skill set that includes: .NET, C#, WPF and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and provide training into: .NET 9, MongoDB, MVVM, Prism, continuous integration More ❯

C# Software Engineer We’re working with a leading UK defence technology organisation offering an exciting opportunity for a C# Software Developer to join a highly regarded Systems Simulation and Experimentation team. This role is ideal for someone passionate about real-time software, system modelling, and creating innovative, high-impact solutions in sophisticated simulation environments. Location: Bristol Hybrid … experimentation platforms across the full product lifecycle—from visualisation and experimentation to verification, validation, and training systems. Key Responsibilities In this role, you’ll design and develop real-time C# software components to support advanced simulation and system integration activities, contributing directly to the delivery of reliable, high-performance solutions. You’ll work within agile development teams applying scrum methodologies …/CD processes, and test-driven development, while collaborating closely with engineers to support research, experimentation, and verification across both synthetic and physical environments. What's required for this C# Software Engineer Position? Solid experience developing in C# (C++ experience also valued). Background or interest in simulation, real-time software, or integrating software with hardware. Strong understanding of software More ❯

C# Software Engineer We’re working with a leading UK defence technology organisation offering an exciting opportunity for a C# Software Developer to join a highly regarded Systems Simulation and Experimentation team. This role is ideal for someone passionate about real-time software, system modelling, and creating innovative, high-impact solutions in sophisticated simulation environments. Location: Bristol Hybrid … experimentation platforms across the full product lifecycle—from visualisation and experimentation to verification, validation, and training systems. Key Responsibilities In this role, you’ll design and develop real-time C# software components to support advanced simulation and system integration activities, contributing directly to the delivery of reliable, high-performance solutions. You’ll work within agile development teams applying scrum methodologies …/CD processes, and test-driven development, while collaborating closely with engineers to support research, experimentation, and verification across both synthetic and physical environments. What's required for this C# Software Engineer Position? Solid experience developing in C# (C++ experience also valued). Background or interest in simulation, real-time software, or integrating software with hardware. Strong understanding of software More ❯

C# Software Engineer We’re working with a leading UK defence technology organisation offering an exciting opportunity for a C# Software Developer to join a highly regarded Systems Simulation and Experimentation team. This role is ideal for someone passionate about real-time software, system modelling, and creating innovative, high-impact solutions in sophisticated simulation environments. Location: Bristol Hybrid … experimentation platforms across the full product lifecycle—from visualisation and experimentation to verification, validation, and training systems. Key Responsibilities In this role, you’ll design and develop real-time C# software components to support advanced simulation and system integration activities, contributing directly to the delivery of reliable, high-performance solutions. You’ll work within agile development teams applying scrum methodologies …/CD processes, and test-driven development, while collaborating closely with engineers to support research, experimentation, and verification across both synthetic and physical environments. What's required for this C# Software Engineer Position? Solid experience developing in C# (C++ experience also valued). Background or interest in simulation, real-time software, or integrating software with hardware. Strong understanding of software More ❯

C# Software Engineer We’re working with a leading UK defence technology organisation offering an exciting opportunity for a C# Software Developer to join a highly regarded Systems Simulation and Experimentation team. This role is ideal for someone passionate about real-time software, system modelling, and creating innovative, high-impact solutions in sophisticated simulation environments. Location: Bristol Hybrid … experimentation platforms across the full product lifecycle—from visualisation and experimentation to verification, validation, and training systems. Key Responsibilities In this role, you’ll design and develop real-time C# software components to support advanced simulation and system integration activities, contributing directly to the delivery of reliable, high-performance solutions. You’ll work within agile development teams applying scrum methodologies …/CD processes, and test-driven development, while collaborating closely with engineers to support research, experimentation, and verification across both synthetic and physical environments. What's required for this C# Software Engineer Position? Solid experience developing in C# (C++ experience also valued). Background or interest in simulation, real-time software, or integrating software with hardware. Strong understanding of software More ❯

will be building and supporting an enterprise product for highly regulated and industrial customers. This role will include a mix of backend (.NET, SQL), web UI (TypeScript and Frameworks), C# and working with MVVM Framework. It's end-to-end work on a real-world product that keeps people safe. The role comes with great benefits, a global brand, stable … in highly regulated industrial environments. The company prides itself on it's career development opportunities, fantastic benefits and global footprint. This role would suit a Software Developer with .NET, C# and MVVM Framework knowledge looking to build Enterprise software for globally recognised business that offers stability and great benefits. The Role: Developing new features across the full stack (C#, .NET … to senior positions and tailored development plans Working in a Swansea based office 2 days a week, 3 days from home 37 Hour week The Person: Software Developer .NET, C# and MVVM Framework knowledge Commutable to Swansea Job Reference: BBBH 22403 Software, Dev, Developer, Vue, Knockout, SAAS, .NET, Framework, C#. Frontend, Backend, End, Stack, Full, UI, Design, MVVM, React, JavaScript More ❯

will be building and supporting an enterprise product for highly regulated and industrial customers. This role will include a mix of backend (.NET, SQL), web UI (TypeScript and Frameworks), C# and working with MVVM Framework. It's end-to-end work on a real-world product that keeps people safe. The role comes with great benefits, a global brand, stable … in highly regulated industrial environments. The company prides itself on it's career development opportunities, fantastic benefits and global footprint. This role would suit a Software Developer with .NET, C# and MVVM Framework knowledge looking to build Enterprise software for globally recognised business that offers stability and great benefits. The Role: Developing new features across the full stack (C#, .NET … to senior positions and tailored development plans Working in a Swansea based office 2 days a week, 3 days from home 37 Hour week The Person: Software Developer .NET, C# and MVVM Framework knowledge Commutable to Swansea Job Reference: BBBH 22403 Software, Dev, Developer, Vue, Knockout, SAAS, .NET, Framework, C#. Frontend, Backend, End, Stack, Full, UI, Design, MVVM, React, JavaScript More ❯

Software Developer | Swansea/Hybrid | £40,000 - £45,000 | C# | .Net | JavaScript | Azure | SQL | Looking to join a company that gives you autonomy Looking to work somewhere which offers brilliant training and progression I’m supporting a brilliant company based in Swansea that harness technology to ensure companies all over the world who work in dangerous environments safe.They’re looking … wants to try new ideas and is a self-starter.This company love to empower their developers and you will be given autonomy to develop some interesting products. Tech stack – C#, .Net, JavScript, SQL, Azure, CI/CD For your to be successful they’re looking for someone with Solid C#/.Net with a bit of frontend and exposure to More ❯

Proficiency in C#, XML and SQL Server Desire for a varied role Customer-focused mindset under pressure .NET Developer - Empowering Digital Transformation! I'm looking for a talented .NET Developer with expertise in C#, XML, and SQL Server to join my client's small team. Embrace a varied role covering development, support, and testing in a hybrid work environment in … driven journey of digital transformation in an inclusive and supportive environment. Apply today and bring your unique perspective to the team! Desired Skills for the .NET Developer: Proficiency in C#, XML and SQL Server Desire for a varied role Customer-focused mindset under pressure Any experience of Blazor, microservices architecture/Dapper, .NET Core, XPath, XSL/XSLT, LINQ to More ❯

redevelopment, ecommerce delivery, and third-party system integration. This is a role for a versatile full stack developer ready to dive into both front-end React development and backend C# .NET. You’ll have the opportunity to help shape architecture and modernise key business systems.We're looking for a real problem solver, someone who sees development not just as a … want you to immerse yourself into our environment and help improve our software though independent thinking and good coding practice. What you’ll be doing Designing and developing scalable C# APIs for in-house ERP systems Delivering UI improvements and features for React-based websites Bridging backend data with frontend UX for seamless order and manufacturing processes Contributing to the … redevelopment of ERP components, warehouse automation, and internal tooling Your background 6+ years in a full stack environment using C# .NET and Javascript Solid database experience using PostgreSQL Strong enxperience using Linux Salary: Up to £55,000 depending on experienceLocation: Mansfield, Nottinghamshire (Hybrid - 3 days in office/2 days WFH)If this sound like your next role, please apply More ❯

redevelopment, ecommerce delivery, and third-party system integration. This is a role for a versatile full stack developer ready to dive into both front-end React development and backend C# .NET. You’ll have the opportunity to help shape architecture and modernise key business systems. We're looking for a real problem solver, someone who sees development not just as … want you to immerse yourself into our environment and help improve our software though independent thinking and good coding practice. What you’ll be doing Designing and developing scalable C# APIs for in-house ERP systems Delivering UI improvements and features for React-based websites Bridging backend data with frontend UX for seamless order and manufacturing processes Contributing to the … redevelopment of ERP components, warehouse automation, and internal tooling Your background 6+ years in a full stack environment using C# .NET and Javascript Solid database experience using PostgreSQL Strong enxperience using Linux Salary: Up to £55,000 depending on experience Location: Mansfield, Nottinghamshire (Hybrid - 3 days in office/2 days WFH) If this sound like your next role, please More ❯

Software Engineer Key Technologies: C#, SQL, React, Bloomberg, Fidessa, FactSet APIs London Perm Role | 4 Days Onsite £55,000 - £65,000 Harrington Starr has partnered with a well-established London based Investment Bank to find a Full Stack Developer at the Associate level. This is a hands-on development role, supporting a range of internal systems across trading and business … operations. Key Responsibilities: Develop and maintain software using C#, SQL, and React Integrate real-time and historical data from third-party APIs Follow agile sprint plans and deliver reliable, secure solutions Ensure systems meet regulatory and cybersecurity standards Key Benefits: Salary up to £65,000 depending on experience 4 days onsite in a central London office Exposure to front-to … back office technology and teams Strong bonus and benefits package Key Requirements: Experience in financial services or trading environments Proficiency in C#, SQL Server, and front-end development (React preferred) Experience working with APIs and market data (e.g. Bloomberg, Fidessa) Strong communication, problem-solving, and collaboration skills Other Information: Agile working culture in a fast-paced environment No visa sponsorship More ❯

Software Engineer Key Technologies: C#, SQL, React, Bloomberg, Fidessa, FactSet APIs London Perm Role | 4 Days Onsite £55,000 - £65,000 Harrington Starr has partnered with a well-established London based Investment Bank to find a Full Stack Developer at the Associate level. This is a hands-on development role, supporting a range of internal systems across trading and business … operations. Key Responsibilities: Develop and maintain software using C#, SQL, and React Integrate real-time and historical data from third-party APIs Follow agile sprint plans and deliver reliable, secure solutions Ensure systems meet regulatory and cybersecurity standards Key Benefits: Salary up to £65,000 depending on experience 4 days onsite in a central London office Exposure to front-to … back office technology and teams Strong bonus and benefits package Key Requirements: Experience in financial services or trading environments Proficiency in C#, SQL Server, and front-end development (React preferred) Experience working with APIs and market data (e.g. Bloomberg, Fidessa) Strong communication, problem-solving, and collaboration skills Other Information: Agile working culture in a fast-paced environment No visa sponsorship More ❯

Software Engineer Key Technologies: C#, SQL, React, Bloomberg, Fidessa, FactSet APIs London Perm Role | 4 Days Onsite £55,000 - £65,000 Harrington Starr has partnered with a well-established London based Investment Bank to find a Full Stack Developer at the Associate level. This is a hands-on development role, supporting a range of internal systems across trading and business … operations. Key Responsibilities: Develop and maintain software using C#, SQL, and React Integrate real-time and historical data from third-party APIs Follow agile sprint plans and deliver reliable, secure solutions Ensure systems meet regulatory and cybersecurity standards Key Benefits: Salary up to £65,000 depending on experience 4 days onsite in a central London office Exposure to front-to … back office technology and teams Strong bonus and benefits package Key Requirements: Experience in financial services or trading environments Proficiency in C#, SQL Server, and front-end development (React preferred) Experience working with APIs and market data (e.g. Bloomberg, Fidessa) Strong communication, problem-solving, and collaboration skills Other Information: Agile working culture in a fast-paced environment No visa sponsorship More ❯

with the support, tools, and flexibility to thrive. Role: Lead Software Developer, Senior .Net Developer, Software Engineering Manager, Senior Full Stack Developer, Lead .Net Developer, Lead Software Engineer, Senior C# Developer Salary: £65k - £75k base + Bonus Benefits: 5% pension, 25 days holiday, 2 wellbeing days, Christmas shutdown, private healthcare, life assurance, cinema tickets & more Location: Milton Keynes – Hybrid … days a week in office) If you've got strong .Net (C#) experience and skills in GitHub, APIs, Postman, Angular, AWS, BDD (SpecFlow), Docker, MS SQL or MongoDB — we want to hear from you. Like what you see? Click apply and send us your CV today. More ❯

helping government organizations communicate critical information - from health updates to policy changes - reaching thousands of users daily. What You'll DoBuild and scale high-performance applications using React, TypeScript & C# Shape architectural decisions in a microservices environment Work with cutting-edge tech including Docker and modern DevOps practices Collaborate with brilliant minds solving complex technical challenges What You Need5+ years … software development experience (SaaS preferred) Strong skills in React, JavaScript, TypeScript, C# Experience with microservices, containerization (Docker) Knowledge of SQL & NoSQL databases CI/CD pipeline experience What's In It For You?Clear career progression to Lead Developer roles Health insurance (year 2+) & pension Flexible working post-probation Continuous learning & mentorship opportunities Work on software that genuinely matters to More ❯

Senior Software Developer - C# Senior Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well-established, high calibre development team. The company operate on a hybrid model which involves 3 days … and 2 days from home. Essential experience: Degree in Computer Science or other STEM subject ideally from a Russell Group University 5+ years' experience in a software development role C# SQL Server Source control, ideally Git Experience working within an Agile environment Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript and frameworks such as More ❯

Senior Software Developer - C# Senior Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well-established, high calibre development team. The company operate on a hybrid model which involves 3 days … and 2 days from home. Essential experience: Degree in Computer Science or other STEM subject ideally from a Russell Group University 5+ years' experience in a software development role C# SQL Server Source control, ideally Git Experience working within an Agile environment Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript and frameworks such as More ❯

project teams to translate business requirements into effective technical solutions. Maintain and evolve development standards, documentation, and best practice processes. Contribute hands-on to coding and development activities in C#, TypeScript, and Power Platform. About You You're a seasoned Dynamics 365 Developer who enjoys leading by example - technically strong, collaborative, and passionate about continuous improvement. You'll bring: Strong … hands-on experience developing and customising solutions using C#, TypeScript , and Power Platform (Power Pages, Power Apps, Power Automate). Proven experience managing or mentoring developers in an Agile, DevOps environment. Experience with Azure DevOps , CI/CD pipelines, and test-driven development. Knowledge of data migration, integration , and service-oriented architecture. Excellent communication skills, with the ability to collaborate More ❯

role suited to someone with a passion for software craftsmanship and continuous improvement. Key Responsibilities Enhance features and functionality of core products Design and implement scalable backend systems using C# (.NET 5+ preferred) Write clean, maintainable, and testable code using TDD/BDD principles Create and maintain RESTful and GraphQL APIs Collaborate with POs, BAs, and stakeholders to define solutions … Mentor junior developers and promote best practices Drive improvements in development processes and tools What You Bring 5+ years of backend development experience Expertise in C#, .NET (preferably .NET 6+), and SQL Server Deep understanding of SOLID and OOP principles Skilled in Git, Unit Testing (NUnit), and API development Familiarity with CI/CD pipelines and agile methodologies Strong communication More ❯