19 of 19 Permanent Senior C# Software Engineer Jobs in the UK

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 … 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 More ❯

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 … 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 More ❯

Senior Software Engineer/Developer (C# .Net) *Newcastle onsite* to £130k+ Are you a Senior Software Engineer looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role? You could be joining a FinTech start-up as a founding member … Software Engineer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to produce high quality code. The company has ambitious growth plans, this is a great opportunity to be involved from the ground up and progress your career. Location … Group university, backed by A's at A-level You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems You have expertise with modern C# .Net Core, Python skills would also be of benefit You have a strong knowledge of modern software engineering best practices and have experience across the full software More ❯

Senior Software Engineer/Developer (C# .Net) London onsite to £150k Are you an experienced C#, backend focussed Software Engineer? You could be progressing your career in a senior, hands-on role at a global Asset Manager with c$3 million under management. As a Senior … front end work with JavaScript and React.js. Location: You'll be based in plush City office on a fulltime basis, Monday to Friday. About you: You have expertise with C# .Net, ASP.Net development You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals … Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Senior Software Engineer/Developer (C# .Net) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose More ❯

C# Senior Software Engineer Our client is an established software company with over 20 years of experience delivering innovative digital platforms to a wide user base. They are looking for a Senior Software Developer to join a small, collaborative team working across the full Microsoft and Azure … both legacy and greenfield systems, contribute to architectural decisions, and support the continuous improvement of development practices. Key responsibilities: Develop and maintain scalable, high-quality software using C#, .NET, and Azure Lead on coding tasks and contribute to system architecture Perform code reviews and mentor junior developers Collaborate across teams to deliver business-critical solutions Provide second … line technical support as needed Essential experience: 5+ years in commercial software development Proficiency in C#, .NET, SQL Server, and JavaScript Experience with Azure services and DevOps tools Understanding of secure coding and software development best practices Desirable experience: Microservices, containers (Docker/Kubernetes) Front-end frameworks such as Vue.js Messaging systems (e.g. Service Bus More ❯

C# Senior Software Engineer Our client is an established software company with over 20 years of experience delivering innovative digital platforms to a wide user base. They are looking for a Senior Software Developer to join a small, collaborative team working across the full Microsoft and Azure … both legacy and greenfield systems, contribute to architectural decisions, and support the continuous improvement of development practices. Key responsibilities: Develop and maintain scalable, high-quality software using C#, .NET, and Azure Lead on coding tasks and contribute to system architecture Perform code reviews and mentor junior developers Collaborate across teams to deliver business-critical solutions Provide second … line technical support as needed Essential experience: 5+ years in commercial software development Proficiency in C#, .NET, SQL Server, and JavaScript Experience with Azure services and DevOps tools Understanding of secure coding and software development best practices Desirable experience: Microservices, containers (Docker/Kubernetes) Front-end frameworks such as Vue.js Messaging systems (e.g. Service Bus More ❯

C# Senior Software Engineer Our client is an established software company with over 20 years of experience delivering innovative digital platforms to a wide user base. They are looking for a Senior Software Developer to join a small, collaborative team working across the full Microsoft and Azure … both legacy and greenfield systems, contribute to architectural decisions, and support the continuous improvement of development practices. Key responsibilities: Develop and maintain scalable, high-quality software using C#, .NET, and Azure Lead on coding tasks and contribute to system architecture Perform code reviews and mentor junior developers Collaborate across teams to deliver business-critical solutions Provide second … line technical support as needed Essential experience: 5+ years in commercial software development Proficiency in C#, .NET, SQL Server, and JavaScript Experience with Azure services and DevOps tools Understanding of secure coding and software development best practices Desirable experience: Microservices, containers (Docker/Kubernetes) Front-end frameworks such as Vue.js Messaging systems (e.g. Service Bus More ❯

Title: Senior Software Engineer (C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £56,238 + 15% discretionary bonus scheme Are you an experienced Software Engineer with a strong track record in C#, .NET core & ASP.NET core? Do you enjoy guiding, mentoring and supporting others … you have the drive to want to deliver great solutions for customers? Then we have an exciting opportunity as a Senior Software Engineer (C#), where we aim to provide you with a uniquely inclusive and diverse workplace, which showcases the extraordinary in all of us, by enabling you to be the best you … within Procode. You will also be supporting the ongoing development of other software engineers within the team. Who are we looking for? Your in-depth knowledge of C#, .NET core & ASP.NET core, will enable you to swiftly become a productive member of the team. Your experience working in an agile environment will allow you to integrate seamlessly More ❯

Senior Software Engineer/Developer (C# .Net) Newcastle onsite to £130k+ Are you a Senior Software Engineer looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role? You could be joining a FinTech start-up as a founding member … they have secure backing and an established Hedge Fund client as a partner. As a Senior Software Engineer you wil... More ❯

Senior Software engineer - C#/WPF - Perm opportunity - Southampton Country: United Kingdom Location: Southampton Sector: Software Developer Job Type: Permanent Technologies: C# WPF Net Framework MS SQL server CLR Implementation Design Senior Software engineer - C#/WPF - Perm opportunity - Southampton Exciting opportunity to … join a Financial Technology company based in Southampton This role is for a dynamic and driven C#, WPF developer to bring knowledge and experience to assist our client expand and build their portfolio of products. Duties : Translate application storyboards and use cases into functional applications. Design, build, and maintain efficient, reusable, and reliable C# code. Ensure the best … performance, quality, and responsiveness of applications. Identify bottlenecks and bugs, and devise solutions to these problem. Help maintain code quality, organization, and automatization. Knowledge, skills and experience: Proficient in C#, with a good knowledge of its ecosystems. Proficient in WPF, with a good knowledge of its design methodologies. Familiarity with the .NET framework. Strong understanding of object-oriented programming. More ❯

Senior Software Engineer (C++/Core Java) Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a … s leading companies, our global talent has helped many clients achieve their goals. The 3 G's of RE: "Get Shit Done." "Get Over Shit." "Give a Shit." Senior Software Engineer (C++/Core Java) We are seeking a Senior Software Engineer to play a key role in More ❯

Senior Software Engineer C# - Near Edinburgh Hybrid Lorien's long-standing, successful (and growing) client, with offices very commutable from Central Edinburgh, West Lothian, Fife and the surrounding, is looking to recruit a Senior Software Engineer with proven C#/.Net skills to join its core … Operations staff, Managers and more. Role Outline Design new scalable, maintainable software using object-oriented methods, making sure agreed requirements are met Produce clean, testable code in C#/.Net, integrated via automated pipelines for internal and user-facing software offerings Contribute to the analysis and definition of technical requirements for new and evolving software … to working practices, tools, or technical approaches What you'll bring to the table Strong background in software development using object-oriented principles with the likes of C# .NET, and SQL Server (and ideally some MongoDB, though this isn't a necessity) Proven Testing skills (Automated, Unit) Familiar with Agile/Waterfall methodologies and automated build/ More ❯

Senior Software Engineer C# - Near Edinburgh Hybrid Lorien's long-standing, successful (and growing) client, with offices very commutable from Central Edinburgh, West Lothian, Fife and the surrounding, is looking to recruit a Senior Software Engineer with proven C#/.Net skills to join its core … Operations staff, Managers and more. Role Outline Design new scalable, maintainable software using object-oriented methods, making sure agreed requirements are met Produce clean, testable code in C#/.Net, integrated via automated pipelines for internal and user-facing software offerings Contribute to the analysis and definition of technical requirements for new and evolving software … to working practices, tools, or technical approaches What you'll bring to the table Strong background in software development using object-oriented principles with the likes of C# .NET, and SQL Server (and ideally some MongoDB, though this isn't a necessity) Proven Testing skills (Automated, Unit) Familiar with Agile/Waterfall methodologies and automated build/ More ❯

Senior) Software Engineer C# & .NET d/f/m Location(s): Swindon, Wiltshire, GB, SN5 6PB; London, City of London, GB, EC2R 8HP; Essen, NW, DE, 45141 RWE Supply & Trading GmbH Position type: Full-time/Part-time, Permanent, starting as soon as possible Functional area: IT/Digital Remuneration: Tariff/… data management within our organization, supporting trading, analysis, and support functions. Data is a vital asset, and its importance will continue to grow. You will leverage your expertise in C# and .NET to develop robust data services within the Mix system, focusing on security and technological resilience. Experience with AWS environments is highly desirable. If you find this opportunity … appealing, please apply now! Your future responsibilities Design and develop scalable backend services and APIs using C# and .NET 8 Implement data extraction and transformation logic within .NET frameworks Utilize Python for data processing, automation, and application logic as needed Enhance and maintain the Market Data API, collaborating with business teams on new requirements Build automated workflows and tools More ❯

Senior) Software Engineer C# & .NET d/f/m London, City of London, GB, EC2R 8HP RWE Supply & Trading GmbH To start as soon as possible, full time/part time, permanent Functional area: IT/Digital Remuneration: tariff/non-tariff Department Insights It's an exciting time to join us … trading and analysis communities as well as support functions and will become an ever increasing asset across the group in the future. You will work apply your expertise in C# and .Net to build robust data services within the Mix system and help us future proof our architecture from a security and technological perspective . This role is perfect … with strong skills in working with AWS environments. If this sounds appealing, then apply now! Your future responsibilities Design and develop scalable back-end services and APIs using both C# and .NET 8 Implement extraction and transformation logic within .NET environments. Utilize Python for data processing, automation, and specific application logic as needed. Work directly on the Market Data More ❯

functions already in place, led by seasoned industry veterans. Now with the launch of the platform and the launch of our clients, we are looking for an experienced Senior Software Engineer in our business. If you're willing to get stuck in, you'll love it here too. So put yourself at the heart … you'll be a hands-on contributor to a product that's making real-world impact at pace and scale. You bring deep experience across the stack, with strong C# skills, a solid understanding of both relational and NoSQL databases, and a test-driven mindset. You're confident making architectural decisions, identifying technical debt, and finding smart, pragmatic solutions. … culture of learning and continuous improvement by engaging with internal communities and staying up to date with modern engineering practices About you S olid commercial experience with .NET and C#, and are confident writing clean, maintainable backend code Proven experience working with both relational databases (ideally PostgreSQL) and NoSQL technologies H ands-on experience developing APIs , ideally with experience More ❯

Based in offices in central Cambridge (with hybrid work options available - 3 days a week in the office), this company develops software used for scientific engineering applications. Their software products … have been best-in-class for several years, and they progressively look forward to maintaining that position through new features and accessibility. Their software is based on C# with the use of TypeScript/JavaScript for web-based applications. For this role, they are looking to recruit an experienced C# software engineer … engineering practices and ensure high level of software maintainability. Requirements: 1st/2.1 in Computer Science or similar, and significant professional software experience using C# and .NET framework for Enterprise software products. Good communication skills - collaboration within the team is important. Demonstrable experience working on complex and large code bases. Additional experience More ❯

Full-Stack C# Developer Sports Analytics & Trading | London (5 days in Office) Up to £130k+ Are you a C#/.NET developer who thrives in fast-paced, high-intellect environments? I'm hiring for a tight-knit, high-performing software team working at the intersection of sports analytics , automated trading , and modern software development … Central London - expect autonomy, ownership, and flexibility Greenfield projects - make architectural decisions and ship fast No prior trading or sports market experience required - just strong engineering skills Tech Stack C#/.NET (Latest versions) SQL Server , plus experience with Oracle or equivalent Bonus: exposure to JavaScript/React , multi-threading , or network programming (TCP/UDP) What You'll … scalable, performant code in a flat, agile structure Engage with real-time systems and data-heavy platforms (where accuracy is everything) What We're Looking For Solid experience with C# and the .NET platform Good grounding in SQL and relational database design Strong attention to detail and code quality Excellent written and verbal communication A scientific, curious mindset - and More ❯

growing organically with a jam-packed roadmap to add enhanced functionality to their product. You’ll be involved in the functional design and requirements analysis phases of the software development life cycle, build new features across various parts of the product, improve their overall client experience through superb delivery standards, incorporate best practice into the team's day More ❯