london (city of london), south east england, united kingdom Hybrid / WFH Options
Client Server
C++ Developer/Backend Software Engineer (Windows C/C++, C#) London to £70k FTC Are you a skilled C++ Developer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a C++ Developer you will join an Agile team focussed on building … software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location/WFH: You'll join colleagues in the City office three More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Client Server Ltd
C++ Developer/Backend Software Engineer (Windows C/C++, C#) London to £70k FTC Are you a skilled C++ Developer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a C++ Developer you will join an Agile team focussed on building … software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location/WFH: You'll join colleagues in the City office three More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Client Server
C++ Developer/Backend Software Engineer (Windows C/C++, C#) London to £70k FTC Are you a skilled C++ Developer? You could be progressing your career in a senior, hands-on role at a global market data provider whilst enjoying a range of perks and benefits. As a C++ Developer you will join an Agile team focussed on building … software systems that require real-time and low latency, maintaining data feeds and developing key underlying transport protocols for data transmission. The platform has been built with C++ and C# deploying to AWS and requires high scalability and low latency - they currently handle 40 billion messages per day. Location/WFH: You'll join colleagues in the City office three More ❯
Manchester, England, United Kingdom Hybrid / WFH Options
MRJ Recruitment
s connecting critical systems, optimising performance on the fly, or rolling out new features that impact millions. What you’ll be doing: Develop, maintain, and improve software applications using C#/.NET. Write clean, scalable, and maintainable code that stands up in production. Debug, troubleshoot, and optimise systems for peak performance. Collaborate with Designers, Testers, and Project Managers to deliver … and testing procedures. Support end-users and engage with customers when needed. Mentor junior developers and help the team grow. What you’ll bring: Commercial experience in .NET and C# development. Hands-on experience with Akka.NET for distributed, fault-tolerant systems. Strong grasp of OOP principles, design patterns, and scalable architecture. Experience with Web Services, WebAPI, WCF, and databases (MySQL More ❯
warrington, cheshire, north west england, united kingdom Hybrid / WFH Options
MRJ Recruitment
s connecting critical systems, optimising performance on the fly, or rolling out new features that impact millions. What you’ll be doing: Develop, maintain, and improve software applications using C#/.NET. Write clean, scalable, and maintainable code that stands up in production. Debug, troubleshoot, and optimise systems for peak performance. Collaborate with Designers, Testers, and Project Managers to deliver … and testing procedures. Support end-users and engage with customers when needed. Mentor junior developers and help the team grow. What you’ll bring: Commercial experience in .NET and C# development. Hands-on experience with Akka.NET for distributed, fault-tolerant systems. Strong grasp of OOP principles, design patterns, and scalable architecture. Experience with Web Services, WebAPI, WCF, and databases (MySQL More ❯
bolton, greater manchester, north west england, united kingdom Hybrid / WFH Options
MRJ Recruitment
s connecting critical systems, optimising performance on the fly, or rolling out new features that impact millions. What you’ll be doing: Develop, maintain, and improve software applications using C#/.NET. Write clean, scalable, and maintainable code that stands up in production. Debug, troubleshoot, and optimise systems for peak performance. Collaborate with Designers, Testers, and Project Managers to deliver … and testing procedures. Support end-users and engage with customers when needed. Mentor junior developers and help the team grow. What you’ll bring: Commercial experience in .NET and C# development. Hands-on experience with Akka.NET for distributed, fault-tolerant systems. Strong grasp of OOP principles, design patterns, and scalable architecture. Experience with Web Services, WebAPI, WCF, and databases (MySQL More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Quanteam UK
eFX Algo IT team. The team develops the pricing, hedging and low latency order and price distribution team systems for the eFX desk. The team consists of Java and C# developers, developing server-side and UI components, respectively. This role is specifically a low-latency Java role, encompassing pricing work, hedging work, market connectivity work and associated services around that. … FATCA, EMIR, MiFID), Pricing & Valuation, Organizational Transformation & Process Improvement. IT & Information systems consulting: Business Analysis, Project Management, Change management, Front Office Support (functional and technical), Development (e.g C++, Python, C#, Java, VBA), Financial Software (e.g. Sophis, Murex, Summit, Calypso), IT Transformation & Innovation. As part of Quanteam Group, Quanteam UK & PL has today more than 80 consultants, working for major Capital More ❯
eFX Algo IT team. The team develops the pricing, hedging and low latency order and price distribution team systems for the eFX desk. The team consists of Java and C# developers, developing server-side and UI components, respectively. This role is specifically a low-latency Java role, encompassing pricing work, hedging work, market connectivity work and associated services around that. … FATCA, EMIR, MiFID), Pricing & Valuation, Organizational Transformation & Process Improvement. IT & Information systems consulting: Business Analysis, Project Management, Change management, Front Office Support (functional and technical), Development (e.g C++, Python, C#, Java, VBA), Financial Software (e.g. Sophis, Murex, Summit, Calypso), IT Transformation & Innovation. As part of Quanteam Group, Quanteam UK & PL has today more than 80 consultants, working for major Capital More ❯
london, south east england, united kingdom Hybrid / WFH Options
Quanteam UK
eFX Algo IT team. The team develops the pricing, hedging and low latency order and price distribution team systems for the eFX desk. The team consists of Java and C# developers, developing server-side and UI components, respectively. This role is specifically a low-latency Java role, encompassing pricing work, hedging work, market connectivity work and associated services around that. … FATCA, EMIR, MiFID), Pricing & Valuation, Organizational Transformation & Process Improvement. IT & Information systems consulting: Business Analysis, Project Management, Change management, Front Office Support (functional and technical), Development (e.g C++, Python, C#, Java, VBA), Financial Software (e.g. Sophis, Murex, Summit, Calypso), IT Transformation & Innovation. As part of Quanteam Group, Quanteam UK & PL has today more than 80 consultants, working for major Capital More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Quanteam UK
eFX Algo IT team. The team develops the pricing, hedging and low latency order and price distribution team systems for the eFX desk. The team consists of Java and C# developers, developing server-side and UI components, respectively. This role is specifically a low-latency Java role, encompassing pricing work, hedging work, market connectivity work and associated services around that. … FATCA, EMIR, MiFID), Pricing & Valuation, Organizational Transformation & Process Improvement. IT & Information systems consulting: Business Analysis, Project Management, Change management, Front Office Support (functional and technical), Development (e.g C++, Python, C#, Java, VBA), Financial Software (e.g. Sophis, Murex, Summit, Calypso), IT Transformation & Innovation. As part of Quanteam Group, Quanteam UK & PL has today more than 80 consultants, working for major Capital More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Quanteam UK
eFX Algo IT team. The team develops the pricing, hedging and low latency order and price distribution team systems for the eFX desk. The team consists of Java and C# developers, developing server-side and UI components, respectively. This role is specifically a low-latency Java role, encompassing pricing work, hedging work, market connectivity work and associated services around that. … FATCA, EMIR, MiFID), Pricing & Valuation, Organizational Transformation & Process Improvement. IT & Information systems consulting: Business Analysis, Project Management, Change management, Front Office Support (functional and technical), Development (e.g C++, Python, C#, Java, VBA), Financial Software (e.g. Sophis, Murex, Summit, Calypso), IT Transformation & Innovation. As part of Quanteam Group, Quanteam UK & PL has today more than 80 consultants, working for major Capital More ❯
Power Pages Developer Permanent Based at client locations, working remotely, or in our Godalming or Milton Keynes offices Negotiable salary + company benefits About Us Triad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 More ❯
County Durham, England, United Kingdom Hybrid / WFH Options
Reed
We’re on the lookout for a Lead Developer who combines deep technical expertise with a passion for innovation. If you’re a lead developer with a strategic mindset and enjoy mentoring others while shaping bespoke digital solutions, this could More ❯
Durham, County Durham, United Kingdom Hybrid / WFH Options
Reed Technology
We're on the lookout for a Lead Developer who combines deep technical expertise with a passion for innovation. If you're a lead developer with a strategic mindset and enjoy mentoring others while shaping bespoke digital solutions, this could More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
HUNTER BOND LIMITED
demanding role An exceptional opportunity has opened up at one of the most elite FinTech firms in the industry! My client is searching for highly skilled Quantitative Developers and C# Developers to join their team and contribute to the design and development of complex, high-performance applications that directly support global trading activity. In this role, you’ll be working … agile, offering plenty of room to make a real impact. What They’re Looking For: At least 5 years of professional software development experience within the finance sector Strong C# programming skills Solid understanding of financial products or asset classes Degree(s) in Computer Science or a similar technical discipline Excellent communication abilities, both written and verbal A strong interest More ❯
Bristol, Avon, England, United Kingdom Hybrid / WFH Options
Corriculo Ltd
QA Engineer, Automation Engineer, C#, Playwright, COR7379 The Role This is an excellent opportunity for a QA Engineer with strong automation experience in C# to join a growing and innovative software organisation. Working within an Agile environment, the QA Engineer will play a key role in enhancing and maintaining the automation framework, expanding test coverage across both frontend and backend … systems, and contributing to ongoing improvements in quality and process maturity. The successful QA Engineer will use their knowledge of C#, Playwright (or Selenium), and Agile/BDD testing practices to create and maintain clean, reliable test scripts, support continuous integration efforts, and drive the evolution of the company’s QA function. The Company The QA Engineer will join a … holidays Discretionary company bonus Excellent opportunities for training and development Private Medical What’s Required? The ideal candidate for this QA Engineer role will have: Strong scripting skills using C# and experience developing automated test scripts Hands-on experience with Playwright, Selenium, or similar automation tools Solid understanding of Agile, specifically Kanban methodologies Experience testing APIs and backend services Any More ❯
Nottingham, Nottinghamshire, United Kingdom Hybrid / WFH Options
Rebel Recruitment
Role: Full Stack C# Software Engineer (Angular, Azure) Location: Nottingham City Working Arrangement: Hybrid working with twice per week in the office (flexible, not rigid) Salary: Up to £60k plus benefits Fed up with being just a number in a massive company? Only ever get to see a very narrow view of the product youre working on? Want to use More ❯
Royston, Hertfordshire, Melbourn, Cambridgeshire, United Kingdom Hybrid / WFH Options
Redline Group Ltd
Are you an experienced Senior Software Engineer - C# actively looking for a new role? Do you live in the Hertfordshire area or would love the opportunity to relocate and work in one of the UK's most exciting tech hubs? If so, my client has a superb role available to strengthen their R&D team. You will play a key … role in in all aspects of design, implementation and debugging of software to bespoke robotic applications. In this experienced Senior Software Engineer - C# job based in Royston you will be responsible for the following: Design user interfaces that are both intuitive and easy to navigate. Oversee the complete software development lifecycle for new projects, taking accountability for the software aspects … of assigned responsibilities. The successful applicant for this Senior Software Engineer - C# job based in Royston you must be: Proficient in C# and .NET. Have a 2:1 or above degree in electronic engineering, software engineering, or a comparable technical field. Provable professional experience in a related technical position. Previous experience with Linux. Skilled in working with both hardware and More ❯
Newport, Gwent, Wales, United Kingdom Hybrid / WFH Options
VIQU IT Recruitment
Senior Software Developer (C#, .NET ) Newport - Hybrid £36,000 - £47,000 VIQU are working in partnership with a leading organisation who are seeking a Senior Software Developer with a strong focus on integration and backend development. The successful Senior Software Developer will be experienced with a background in C# and .NET technologies who are capable at building configurable systems and … reusable code libraries. Key Responsibilities of the Senior Software Developer: Design, develop and maintain reusable C# component libraries used for integrating third-party applications with internal systems Build and configure instances of a Windows service engine to support message processing and data repository population Develop, test, deploy and maintain backend integration services using .NET 8 and object-oriented principles Collaborate … collaboration periods Maintain awareness of technical developments, applying best practices in software development and integration Key Requirements of the Senior Software Developer: Proven expertise in backend software development using C#, .NET, and object-oriented programming Strong SQL knowledge and the ability to write and maintain complex queries Familiarity with developing and configuring highly reusable, modular code libraries Experience with integration More ❯
Banbury, Oxfordshire, England, United Kingdom Hybrid / WFH Options
Franklin Bates
behalf of a fast-growing organsisation that delivers high-impact web platforms for clients across a variety of sectors. If you love crafting elegant interfaces while diving deep into C#/.NET integrations and CMS-driven workflows, this one’s for you. Tech Stack C#/.NET – backend integration, API consumption, and dynamic component logic CMS – content modelling, custom components … CMS to meet client needs Participating in design reviews and sprint planning with cross-functional teams What We’re Looking For Proven experience in front-end development with strong C#/.NET integration skills Hands-on CMS experience Solid understanding of modern HTML, CSS, and JavaScript frameworks Comfortable working in a small team and being self-managing Location & Flexibility Hybrid More ❯
Poole, England, United Kingdom Hybrid / WFH Options
Scalian
Embedded Developer (C#/.NET) – Contract (6 Months, Extendable) 📍 Location: Hybrid at Poole ⏳ Contract Duration: 6 Months (with potential extension) 💰 Competitive Day Rate – Outside IR35 negotiable or equivalent full time salary About the Role We’re looking for an experienced Embedded Developer with strong hands-on expertise in Embedded C/C++ programming, along with C# to join our client … to work on cutting-edge embedded software , writing code that directly interacts with the device hardware , not just backend systems. Key Responsibilities Design, develop, and maintain embedded applications using C# and .NET . Work closely with hardware teams to integrate software at the device level . Develop and deploy solutions within a Microservices-based architecture . Work with RTOS (Real … reliable, low-latency performance. Participate in system testing, debugging, and performance optimisation. Collaborate with cross-functional teams to deliver robust and scalable solutions. Skills & Experience Required ✅ Strong proficiency in C# and .NET (Core or 5/6/7) . ✅ Solid understanding of Embedded Systems Development . ✅ Experience with RTOS and low-level programming. ✅ Familiarity with Microservices architecture and distributed More ❯
C# Position: System Engineer Overview: System development for financial institutions Job Description: Due to the expansion of system development projects for financial institutions, we are seeking engineers with C#.NET Responsibilities: - Develop systems for financial institutions using C# - Design and implement functions from front-end to back-end based on requirements - Participate in all phases of system development: requirements definition, basic More ❯
Stevenage, Hertfordshire, South East, United Kingdom Hybrid / WFH Options
MBDA
We have an exciting opportunity for a proactive and passionate C# software developer to join our Weapons System Simulation and Experimentation (WSSE) team! Salary : Up to £57,000, depending on experience & grade Dynamic (hybrid) working : 2- 3 days per week on-site due to workload classification Security Clearance : British Citizen Restrictions and/or limitations relating to nationality and/… for passionate software developers with experience in using software to build hardware solutions or synthetic environments. The successful candidates will be able to demonstrate exposure to practical software engineering, C#/C++ software development. You will be able to demonstrate your experience/knowledge in some of the following areas: Real-Time Software Configuration control Continuous Integration and Continuous Delivery More ❯
South East London, London, United Kingdom Hybrid / WFH Options
Data Careers
quality applications. This role requires active SC and NPPV3 clearance from day one. This is a fully remote UK based role. Key Responsibilities Design, develop, and maintain applications using C# and .NET Framework/.NET 6+ Work with XML/JSON APIs for integration and data exchange Develop and execute automated tests with MSTest Collaborate with stakeholders to gather and … analyse requirements Ensure software is secure, scalable, and maintainable Essential Skills Strong commercial experience in C# In-depth knowledge of .NET Framework and .NET 6+ Proven experience working with XML/JSON APIs Proficiency with MSTest Background in requirements gathering and analysis Highly Beneficial Skills Docker Oracle SQL Postman Swagger Desirable Skills PowerShell scripting More ❯
Wolverhampton, West Midlands, United Kingdom Hybrid / WFH Options
SF Recruitment (Tech)
Software Engineering Manager with key skills in developing multi-platform application using C# within an event sourced architecture teams is sought on a remote basis by a multi award winning technology solutions company based near North Birmingham. With a global expansion ongoing this Software Engineering manager will take charge of a multi-disciplinary engineering and QA function driving best practice … excellent personal development opportunities within a highly dynamic, collaborative environment. This Engineering Manager based in the Midlands should have most of the following key skills: - A strong background in C# development - Solid understanding of QA - selenium WebDriver, SpecFlow etc - Proven people & technical leadership skills - Solid architectural/event sourcing understanding - CQRS, microservices, kafka etc - Database understanding - PostgreSQL, MongoDB etc - Cloud … to play an integral part of the growth of this multi award winning, high growth business and be rewarded with extensive personal growth please apply now to be considere C#, Git, AWS, Selenium WebDriver, PostgreSQL, MongoDB, Event sourcing, CQRS, QA More ❯