1 to 25 of 40 DemandTrendPermanent C# Software Engineer Jobs in England

React C# Software Engineer/Developer A fantastic opportunity for a Software Engineer/Developer with commercial experience in React and C# to join a well-established software company developing browser-based solutions. This is an excellent opportunity for a high-calibre engineer to work on … work on impactful projects. Location: Lutterworth - Hybrid – minimum 2 days per week in office Salary: £30,000 – £45,000 per annum + benefits (dependent on experience) Requirements for React C# Software Engineer/Developer Commercial software development experience (ideally 2+ years) Experience designing, developing, deploying, and supporting web clients using Classic ASP and … for accessibility standards Experience using SQL Server for database interactions Strong problem-solving skills and a proactive approach to learning Excellent communication and team collaboration skills Responsibilities for React C# Software Engineer/Developer Design, develop, deploy, and support robust web-based applications Work on both front-end (React, JavaScript) and back-end (ASP, C# More ❯

C# Software Engineer Location: Bristol Salary: Up to £55,000 Headline Benefits: A bonus of up to £2,500, Paid Overtime, Strong pension, 25 days annual leave with the option to accrue 15 additional days flexi leave, enhanced parental leave. Typically, you will be onsite 2-3 days a week. We're working with an … award-winning, world-leading, technical & scientific engineering organisation, with sites across Europe, that have an exciting opportunity for a C# Software Engineer within their Weapons System Simulation and Experimentation (WSSE) team. Their order book stretches for many years, and they have healthy profits and a range of new projects in place. They're stable with … and Carers, Gender Equality, Neurodiversity, Pride, Ethnic Diversity and many more. They really care about their staff and are passionate about what they do and why they do it. C# Software Engineer role: WSSE are integral in the development of weapon systems and system architectures, as a result, they have developed a capability supporting developments More ❯

C# Software Engineer X 4 My Client is a rapidly scaling finance company focused on powering recurring commerce. Their advanced technology infrastructure helps businesses optimise and unify their financial operations, providing a competitive edge in the digital economy. With strong sector expertise and a partnership-led approach, they are now seeking a number of C# Software Engineer to help deliver high-quality, scalable software solutions. Your role as a C# Software Engineer You will work with engineers, product managers, and designers to develop features, solve complex challenges, and enhance system performance. Your focus will be on writing clean, maintainable code and contributing to … Improve performance, uptime, and code quality Collaborate in cross-functional teams and contribute to design decisions Mentor junior engineers and promote team growth What you'll bring Proficiency in C#, .NET, JavaScript, and TypeScript Experience with React, Vue.js, or Angular (preferred) PHP knowledge (desirable) Familiarity with cloud services (AWS, GCP, or Azure), Docker, Kubernetes Understanding of CI/CD More ❯

C# Software Engineer X 4 My Client is a rapidly scaling finance company focused on powering recurring commerce. Their advanced technology infrastructure helps businesses optimise and unify their financial operations, providing a competitive edge in the digital economy. With strong sector expertise and a partnership-led approach, they are now seeking a number of C# Software Engineer to help deliver high-quality, scalable software solutions. Your role as a C# Software Engineer You will work with engineers, product managers, and designers to develop features, solve complex challenges, and enhance system performance. Your focus will be on writing clean, maintainable code and contributing to … Improve performance, uptime, and code quality Collaborate in cross-functional teams and contribute to design decisions Mentor junior engineers and promote team growth What you’ll bring Proficiency in C#, .NET, JavaScript, and TypeScript Experience with React, Vue.js, or Angular (preferred) PHP knowledge (desirable) Familiarity with cloud services (AWS, GCP, or Azure), Docker, Kubernetes Understanding of CI/CD 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&D team. … 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 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&D team. … 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 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 Software Engineer … 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 … Pension Health 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 ❯

Backend 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, earning substantial bonuses. As a Backend Software … 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 … Pension Health Insurance Gym membership Social events, free fruit, snacks, coffee etc. Apply now to find out more about this Backend 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 ❯

Backend Software Engineer/Developer (C# .Net Core) Sunderland/WFH to £65k Opportunity to progress your career in a senior, hands-on Backend Software Engineer role at a at a growing games/gambling site, whilst enjoying a range of benefits and perks. As a Backend Software Engineer … offices in Sunderland with a range of facilities and perks including free meals at the onsite restaurant as well as membership at onsite gym. About you: You have strong C# .Net Core backend development experience You have experience of building scalable, reliable and secure web applications using modern techniques You have experience of implementing frontend applications You have a … of AWS You're collaborative with great communication, mentoring and leadership skills What's in it for you: As a Backend Software Engineer/Developer (C# .Net Core) you will receive a competitive package: Competitive salary to £65k + quarterly bonus Holiday purchase scheme, plus an extra day for every your there (up to 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 … Senior 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 ❯

Backend Software Engineer/Developer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist Backend Software Engineer with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Backend Software … minimum 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL … relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Backend Software Engineer/Developer (C# .Net SQL) 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 More ❯

Backend Software Engineer/Developer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist Backend Software Engineer with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a Backend Software … minimum 2.1 in a STEM discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong knowledge of SQL … relatives Various social groups including sports teams Private healthcare and wellness activities Apply now to find out more about this Backend Software Engineer/Developer (C# .Net SQL) 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 More ❯

Senior Software Engineer - Delphi & C# Title: Senior Software Engineer (Delphi & C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £55,878 + 15% discretionary bonus Are you an established Senior Software Engineer with recent Delphi and C# experience? If so, this could … for designing, developing, and maintaining bespoke software solutions, including internal tools, customer-facing applications, integrating with APIs, and databases. You will be working across both Delphi and C# on CRM product development and support, bridging legacy systems with modern platforms, ensuring seamless integration and evolution of Procodes software ecosystem. You will be responsible for ensuring … 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 Delphi & C# and writing APIs, willbe key when bridging legacy systems with modern platforms, ensuring seamless integration and evolution of Procodes software ecosystem. Your experience working in an agile More ❯

Senior Software Engineer - Delphi & C# T itle: Senior Software Engineer (Delphi & C#) Department: Procode IT Location: Commutable distance of Chandlers Ford Salary: Circa £55,878 + 15% discretionary bonus Are you an established Senior Software Engineer with recent Delphi and C# experience ? If so, this … for designing, developing, and maintaining bespoke software solutions, including internal tools, customer-facing applications, integrating with APIs, and databases. You will be working across both Delphi and C# on CRM product development and support , bridging legacy systems with modern platforms, ensuring seamless integration and evolution of Procodes software ecosystem. You will be responsible for ensuring … 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 Delphi & C# and writing APIs , willbe key when bridging legacy systems with modern platforms, ensuring seamless integration and evolution of Procodes software ecosystem. Your experience working in an agile More ❯

Lead Software Engineer/Developer (C# .Net Core Azure) Reigate/WFH to £95k Are you a backend focussed technologist looking for an opportunity to work on cutting edge SaaS technology? You could be progressing your career in a senior hands-on role at a global InsurTech. As a Lead Software Engineer … team responsible for their flagship SaaS insurance platform that handles 4 billion requests per month. The work is challenging and complex, you'll focus on delivering the evolution of C# .Net Core backend services that support large scale calculation systems, you'll remain hands-on whilst helping to set standards and providing technical project leadership within an Agile development … work from home hybrid model, you'll join colleagues in the Reigate office twice a week for team meet-ups and stakeholder meetings. About you: You have expertise with C# .Net Core backend development, with experience of developing highly available, scalable systems You have a deep knowledge of Azure cloud based services You have a strong understanding of SaaS More ❯

Senior Software Engineer/Developer (C# .Net T-SQL) Sunderland/WFH to £80k Opportunity to progress your career in a hands-on technical leadership role at a growing games/gambling site, whilst enjoying a range of benefits and perks. As a Senior Software Engineer you'll take a senior … ll work across the full software development lifecycle, from inception through to release, building highly available applications using a range of technologies with a focus on backend C# and T-SQL. You'll take ownership of projects, lead the technical discussions and decision making and contribute to technology and process improvements. Location/WFH: There's a … offices in Sunderland with a range of facilities and perks including free meals at the onsite restaurant as well as membership at onsite gym. About you: You have strong C# .Net backend development experience You have a good knowledge of databases and strong T-SQL experience You have experience of developing APIs You have a good knowledge of cloud More ❯

Senior Software Engineer – C# Salary: Up to £100,000 + Benefits Location: Royston (Hybrid) Employment Type: Permanent Are you a seasoned software engineer who thrives on solving complex problems, setting technical direction, and mentoring others? Our client, an innovative and forward-thinking technology business based in Royston, is looking for a … Senior Software Engineer to play a pivotal role in scaling their cutting-edge products to the next level. This is a hybrid position with the opportunity to work part-remote while being part of a highly collaborative and ambitious team. Key Responsibilities Lead by example in implementing best practice software design patterns, architecture, and … and maintainability standards. Desirable Experience & Skills Strong candidates are likely to bring most (but not all) of the following: Experience in software engineering, with deep expertise in C# and .NET. Experience with Linux, Python, and Azure DevOps. A proven track record in start-ups/scale-ups would be advantageous Excellent communication skills and the ability to More ❯

Lead C# Software Engineer Are you a proactive, self-driven engineer who thrives on solving complex problems and delivering high-quality software? Join our fast-growing fintech company and play a key leadership role in shaping the future of our innovative financial products. What You’ll Be Doing: Leading the design … development, and maintenance of enterprise-grade applications using C#, .NET, and SQL Server Enhancing user experiences with modern JavaScript/TypeScript frameworks Driving product improvements through close collaboration with Product Managers, Designers, and other Engineers Ensuring software quality through code reviews, unit testing, and best development practices Contributing to architectural decisions and mentoring junior developers Supporting DevOps … with PHP and legacy codebases Previous work in the financial services or SaaS industry What We’re Looking For: Proven experience as a Senior or Lead Developer working with C#/.NET Solid knowledge of SQL Server and performance optimization Proficiency in JavaScript/TypeScript and front-end development Strong problem-solving skills and the ability to work autonomously 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 possible 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. Skill for writing 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 technology stack. This is … 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 ❯

Lead C#/.net Software Engineer, SaaS, Hands-on engineering role with proven ability to mentor, technical develop a team, take the technical leadership, etc. , Full stack but mainly backend focused. Cloud skills also required (ideally AWS but Azure fine). Home Based c £ 75000 - 80000 + benefits My client is a software … build an innovative SaaS product. As they continue to grow they are looking for a hands-on Lead Software Engineer with a combination of strong C#/.net technical skills and proven tech leadership skills that will include coaching, mentoring, team collaboration, etc, etc. Utilising agile methodologies you develop high quality software fortnightly … Product Owners, Project Managers and fellow Lead Software Engineers, you will further develop the product. Key responsibilities for this role include - Hands on coding using your excellent C#/,net experience. Full stack development but mainly backend focused (C# back end, React front end) Work at Lead level within the team Responsible for the fortnightly technical More ❯

C#/React - Software Engineer - Hybrid - £45,000 + Bens - Hybrid:- This is an excellent opportunity for a Web Software engineer who has experience of developing browser-based solutions and is looking for a new challenge. Opportunities like this do not come up very often and this could really be a … learn new skills. Salary - £45,000 + Pension + Health + stock options + hybrid working - 2 days in the office per week. Do you have experience of developing C#/React solutions and are looking for a new challenge? You will be working with some of the most innovative software solutions within cyber security and a … frameworks, such as React, Redux Automated testing tools e.g. QUnit for JavaScript, or similar. JavaScript both client-side script and server ASP Multi-tier web application development experience including C# Experience designing for accessibility Experience of SQL Server usage Developing, deploying and supporting web clients using Classic ASP and JavaScript This is just a short over-view of what More ❯

C# Software Developers Work on Next-Gen Defence Simulations £60K + Bonus 3 to 4 days on site, Stevenage A fantastic opportunity for a C# Developer with a passion for defence and cutting-edge simulation technology to join a leading Defence organisation. You'll be helping to shape the next generation of weapon system simulations. Due … to create realistic and reliable simulation environments that help deliver safer, smarter, and more effective systems. In this varied role you could be: Developing high-performance software (C#/C++) for real-time simulation systems Integrating software and hardware components to simulate complex weapon systems Using agile Scrum methodologies to deliver capability in rapid, iterative … cycles Supporting visualisation, experimentation, and training activities for advanced defence solutions To secure the role you will have a proven track record of: C# and/or C++ Real-Time Software Configuration control Continuous Integration and Continuous Delivery or Deployment Unit testing and test driven development Agile development Experience in defence, aerospace, or simulation environments would be 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/Non-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 ❯

Principal Software Engineer -C#/.Net,React Introduction: Are you searching for an opportunity to play a key role in driving the dramatic growth of a highly successful software company? At Poppulo, we're working on what's next in communications and workplace technology. As a pioneer in this industry, we understand that … Experience or enthusiasm for AI technologies, especially Large Language Models (LLMs), generative AI, or agentic coding tools, is strongly preferred. Key Responsibilities: Drive the migration and modernization of existing C#/.NET-based integration services to a contemporary web stack (TypeScript, NodeJS, React). Develop, maintain, and enhance scalable integrations and APIs to facilitate seamless third-party data exchange. … in integration and data transformation. Proven ability in migrating legacy systems to modern technology stacks. Practical experience or strong enthusiasm for AI and generative technologies. Strong experience with both C#/.NET and modern web technologies (TypeScript, NodeJS, React). Proficiency in relational databases (MS SQL) and data integration methodologies. Experience developing APIs and working with diverse third-party More ❯