1 to 25 of 46 C# .NET Developer Jobs in the UK excluding London

Senior .NET/C# Developer (Oracle to PostgreSQL migration) - Finance - Remote Duration: 6 months Rate: £500 - £600 Start: ASAP My client is looking for a Senior Developer to join the team to help with a migration. They are undertaking a strategic transformation of a legacy system built on PHP and Oracle, migrating to … a modern architecture using PostgreSQL and .NET (C#). This is not a simple lift-and-shift; the project involves re-engineering over 240 Oracle stored procedures, some highly complex, into performant, maintainable C# code. The new system will coexist with the legacy platform during the transition, requiring careful integration and support for business-as-usual … BAU) operations. Key Responsibilities Collaborate with the existing team to re-engineer Oracle PL/SQL stored procedures into C# services. Design and implement .NET-based components that integrate with both legacy PHP systems and new PostgreSQL databases. Work closely with business analysts and stakeholders to ensure functional parity and identify opportunities for enhancement. Participate in the More ❯

Senior .NET/C# Developer Oracle to PostgreSQL Migration: Our client is embarking on a strategic transformation of a legacy enterprise platform, rebuilding a long-standing PHP and Oracle-based system into a .NET (C#) and PostgreSQL architecture. Seeking talented developers who are excited to work at the intersection of legacy systems … modern architecture and cutting-edge development tooling. Your Responsibilities: Re-engineer Oracle PL/SQL logic into performant and maintainable C# services. Design and build .NET components that interact with both PostgreSQL and legacy PHP systems. Work closely with BAs and stakeholders to ensure functional parity and identify areas for modernisation or optimisation. Contribute to the design … with code analysis and migration. Participate in code reviews, contribute to testing strategies and support comprehensive documentation efforts. What You'll Bring: Experience developing in .NET/C#, particularly in backend and data access layers. Proven success migrating legacy systems, especially from Oracle to PostgreSQL or similar. Strong working knowledge of Oracle PL/SQL and the More ❯

Senior C# .NET Developer - FinTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious FinTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. Our client delivers cutting-edge software solutions for some … of the UK's largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company. . The … demeanor is key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity More ❯

FinTech Hybrid/Remote - Portsmouth Office Award Winning Business Senior C# .NET Developer - FinTech - Remote or Hybrid The Opportunity We're delighted to be working with our prestigious FinTech client who are seeking an exceptional Senior C# .NET Developer to work on their proprietary software within their well established team. … of the UK's largest financial services companies and has established themselves as a key player in the FinTech space. This is a fantastic opportunity for an experienced Senior C# .NET Developer with good object-oriented analysis and design skills, familiarity with design patterns and practices to work for an award winning company..The role offers … demeanor is key, as is the ability to champion the adoption of innovative technologies within the team. Experience Good knowledge of Microsoft development technologies Visual Studio 2022 onwards Strong C#/.NET experience Net/.Net Core Web API development experience API documentation generation tools Experience using IoC containers SQL Server experience Experience using Entity More ❯

Senior .NET/C# & Azure Integration Developer - Birmingham £55-60k (Sponsorship is not provided on this opportunity) Our client is seeking a Senior .NET & Azure Integration Developer with deep expertise in C#/.NET and a strong focus on Azure integration technologies. This role involves designing, developing … While familiarity with Angular is beneficial, the primary focus is on backend systems integration and cloud-native solution design. Key Responsibilities: Solution Delivery: Design and build backend systems using C#/.NET and Azure integration services. Contribute across the full SDLC. Azure Integration: Develop cloud integrations with Azure Functions, Logic Apps, Service Bus, and REST APIs. Architecture … Work closely with BAs, QA, and DevOps to deliver fit-for-purpose solutions. Continuous Learning: Stay up to date with Azure tech and pursue relevant certifications. Essential Technical Skills: C#/.NET Core/.NET 6+ ASP.NET Web API Azure Functions Azure Logic Apps Azure Service Bus RESTful API design and development SQL Server and More ❯

Software Developer (Mid-Level) – .NET, C#, ASP.Net MVC, SQL, JavaScript Are you a talented Software Developer looking to work on innovative digital payment & loyalty solutions for global brands? Join a leading software house that values collaboration, innovation, and professional development. Why Join Us? Work on enterprise-level, full-stack projects in a dynamic … in Manchester Make an impact on millions of customers worldwide What We’re Looking For: 2+ years’ hands-on experience in software development Strong expertise in .NET, C#, ASP.Net MVC, JavaScript (or JavaScript frameworks such as Angular) Experience designing and optimising enterprise-scale databases (SQL Server) Proficiency with Microsoft Visual Studio, Azure DevOps, or Jira Familiarity with … design patterns, and algorithms Benefits: Healthcare Training and Development budget Ready to apply? Click "Apply Now" to upload your CV. Software Developer (Mid-Level) – .NET, C#, ASP.Net MVC, SQL, JavaScript More ❯

Software Developer (Mid-Level) – .NET, C#, ASP.Net MVC, SQL, JavaScript Are you a talented Software Developer looking to work on innovative digital payment & loyalty solutions for global brands? Join a leading software house that values collaboration, innovation, and professional development. Why Join Us? Work on enterprise-level, full-stack projects in a dynamic … in Manchester Make an impact on millions of customers worldwide What We’re Looking For: 2+ years’ hands-on experience in software development Strong expertise in .NET, C#, ASP.Net MVC, JavaScript (or JavaScript frameworks such as Angular) Experience designing and optimising enterprise-scale databases (SQL Server) Proficiency with Microsoft Visual Studio, Azure DevOps, or Jira Familiarity with … design patterns, and algorithms Benefits: Healthcare Training and Development budget Ready to apply? Click "Apply Now" to upload your CV. Software Developer (Mid-Level) – .NET, C#, ASP.Net MVC, SQL, JavaScript More ❯

Senior Software Developer/Engineer (C# .Net Core React) London/WFH to £100k Are you a Senior Software Developer with full stack skills, looking to work on complex and interesting systems with continual learning and self-development opportunities? You could be progressing your career at in a senior, hands-on role at … a Senior Software Developer you'll be designing and developing high quality, maintainable, and reliable code for a real-time, low latency trading systems built mostly in C# and React deployed to Azure. You'll focus on C# .Net backend development within an AWS environment, but also with exposure across the full technology stack … scratch. Location/WFH: You'll join colleagues in the London office Monday to Wednesday with flexibility to work from home Thursday and Friday. About you: You have strong C# .Net Core backend development experience You have a good knowledge of microservices and Cloud (AWS or Azure) experience, ideally you'll have some experience with Docker/ More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead/Senior Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest Gen' AI/LLM dev tools (Cursor, v0, Windsurf, Copilot … d like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we’d like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. Hybrid working: 2 or 3 days per week in the office/from … excellent technical product team & obviously full stack software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular. However, some internal discussion about More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead/Senior Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest Gen' AI/LLM dev tools (Cursor, v0, Windsurf, Copilot … d like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. Very commutable from Milton Keynes & surrounding areas. Hybrid working: 2 or 3 days … excellent technical product team & obviously full stack software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular. However, some internal discussion about More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor, v0) & act as lead/mentor … d like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead. Location: Banbury, Oxfordshire. 3 days a week in the offices, 2 from home. Salary: ~ £65K (£60K … Scrum Master, excellent technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v8+) - MySQL - GitHub actions, Azure More ❯

Are you an experienced .Net (C#) Developer, looking to take on a Lead Software Engineering role in a growing SaaS product company ? Keen to grow your technical skills around .Net 8, assist the CTO directly with the adoption of the latest AI/LLM dev tools (Cursor, v0) & act as lead/mentor … d like to join a growing, recently invested in, actually bringing offshore, back onshore, UK Software company – we'd like to speak with you! Job title: Lead Software Developer or Senior Software Developer looking for a step up to Lead (we would need to see some small team Lead experience though) Location: Banbury, Oxfordshire. Hybrid … Scrum Master, excellent technical product team & obviously software engineers in your team. Our tech stack, below. But, in the main, if you have solid experience in .Net (C#) at a senior or lead level, please get in touch! - C#/ASP.NET (Core & Framework) and modern JavaScript/TypeScript frameworks, particularly Angular (v18+) - MySQL - GitHub actions, Azure More ❯

The Role At TLA, our Software Developers are responsible for developing both internal and external facing systems, utilising the latest technologies. Our back-end technologies centre around C# and .NET and Microsoft SQL, however we have a broad range of technologies and systems so plenty to get your teeth into! We also follow a modern approach to … be a data-first company, providing teams with the insights they need to drive growth and innovation. What You'll Need to Succeed in the Role: • Strong experience in C# and .NET • Good SQL knowledge working with SQL Server • A passion for learning and self-development. Nice-to-Have Skills While not required, experience with any of More ❯

Are you a seasoned developer with a passion for clean code, modern architecture, and cutting-edge … technology? We're looking for a Senior Developer to join our growing team and play a key role in the development of scalable, high-performance applications using C# and the .NET ecosystem. Key Responsibilities: Design, develop, and maintain enterprise-level applications using C# and .NET Core . Collaborate with cross-functional teams … search capabilities using ElasticSearch and the NEST client . Lead code reviews, mentor junior developers, and contribute to improving best practices. You'll Need: 5+ years of experience with C#/.NET development. Proficiency in Blazor and/or MAUI for front-end UI development. Solid knowledge of .NET Core APIs and RESTful service design. More ❯

Senior Software Developer/Engineer (C# .Net AWS API) Nottingham/WFH to £70k Are you a Senior Software Developer who enjoys problem solving and optimising systems? You could be progressing your career in a senior, hands on role at a tech company that provides a range of SaaS software solutions. As a … policy, you'll need to meet up with the team for constructive meetings twice a quarter in the Nottingham office. About you: You have strong software development skills with C# .Net, SQL Server and AWS You have experience with solution and technical design of multi-tier, distributed scalable .Net solutions You have a strong knowledge … 70k 25 days holiday Vitality Health Insurance 5% non-contributory pension Death in Service Apply now to find out more about this Senior Software Developer/Engineer (C# .Net API AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an More ❯

Senior Software Developer/Engineer (C# .Net T-SQL) Sunderland/WFH to £70k 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 Developer you'll take a senior, hands-on … resilience. You'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 More ❯

Finstech Consulting are looking for a Back End Developer to work with our client on an exciting project. Our client … has developed an Azure based platform which it is expanding to various countries across the world. The successful candidate will have hands on experience of .NET Core, C# and SQL Server, with recent experience of reviewing and optimising SQL performance issues. One of the other key responsibilities of this engagement will be to lead the transition of … members and stakeholders to ensure smooth implementation of changes. Key Skills and Experience: 10+ years of professional experience in software development Strong proficiency in .NET Core/C# Deep understanding of SQL Server performance tuning, indexing, and query optimization Proven experience designing and implementing Microservices and Modular Monolith architectures Solid grasp of Mediator, CQRS pattern and experience More ❯

We are seeking an experienced ASP.net core/C# Developer , looking to make a real impact at a high-growth UK Ecommerce company, rapidly scaling their current operations.Taking the lead on the Ecommerce integration work with other internal systems (WMS, CRM, ERP) , you'll relish the challenge of building scalable systems & steering technical direction. You'll be … an accomplished .Net Developer, primarily experienced in ASP.Net/C# & would relish the challenge of working closely with the Technical Director & wider Dev' team to pull apart & rebuild their current systems offering: Modernising & making things better for both the business & their customers. So, if you are ready to take your career to the next level … in an established, growing & very successful, ~150 staff strong Ecommerce company in the North-West, then we'd love to hear from you. Title: C# (ASP.Net) Developer. Systems Integration Developer. Ecommerce Systems Developer. ASP.Net core/C# Developer. Err, a combination of some of these words. Salary: £70K Basic (£65K - £75K range, depending on experience) + 10% Bonus More ❯

This role will suit a Cambridge-based C# developer keen to work on the latest C# ASP.NET server-side code. This is a live, high-traffic system used by industry specialists at major companies. The company focuses on development practices that help productivity over red tape. They are profitable with a long history and are investing … monthly pub lunches for those who'd like them. To apply, you'll need a CV showing your: Significant commercial (or equivalent) experience as a developer using C#, ASP.NET (preferably ASP.NET Core MVC) and developing web APIs (preferably RESTful), using productive agile methods. Strong academic qualifications, or equivalent commercial experience. Full existing work permission for the UK More ❯

in Cambridge (2/3 days onsite) You’ll be a good fit if You are an experienced .NET developer that is highly proficient in C# You can demonstrate that you can write clean, maintainable code You have excellent communication and interpersonal skills You have worked on a large code base; collaborating with others in … can work independently Key Duties and Responsibilities The successful candidate will: Develop new features and products working from customer requirements. Produce clean, maintainable, and well tested code (primarily in C#). Employ best practices (and help to maintain them through technical reviews and mentoring). Analyze problems discovered by QA or product support and develop solutions. Minimum Education/… related field) Significant professional software development experience and experience of modern software development methodologies. Preferred Qualifications and Skills Successful candidates must have A high level of technical competency in C# and the .NET framework Understanding and experience of applying modern software best practices An ability to design and write clean, maintainable code. Excellent communication and interpersonal skills More ❯

Software Engineer - C#/.Net The role: You will be part of a team of highly talented engineers, designing and developing software products that deliver automated and integrated quality assurance in radiation therapy. The software you will deliver enables our customers' clinical staff to optimize their equipment's performance and deliver treatment with precision and confidence. Your … of working. Ensure that all products and documents are developed in accordance with the development process. Required experience: Bachelor's degree in Computer Science or STEM. Development experience with C# .NET 8 (and above). Development experience with web-based applications. Fluent in English with strong communication skills (verbal and written). Strong quality culture. Be knowledgeable … in our core and perspective tech: C#/.NET, Java, Spring, Backend API development, Angular, JavaScript, Bootstrap. Experience with Azure DevOps and CI/CD pipelines. Experience with Unit Testing Frameworks. Experience with test automation, e.g. Cypress Experience with API test automation, e.g. jMeter, Reqnroll. Experience working in a Scrum team using Agile methodologies. Services advertised by More ❯

Software Engineer - C#/.Net The role: You will be part of a team of highly talented engineers, designing and developing software products that deliver automated and integrated quality assurance in radiation therapy. The software you will deliver enables our customers' clinical staff to optimize their equipment's performance and deliver treatment with precision and confidence. Your … of working. Ensure that all products and documents are developed in accordance with the development process. Required experience: Bachelor's degree in Computer Science or STEM. Development experience with C# .NET 8 (and above). Development experience with web-based applications. Fluent in English with strong communication skills (verbal and written). Strong quality culture. Be knowledgeable … in our core and perspective tech: C#/.NET, Java, Spring, Backend API development, Angular, JavaScript, Bootstrap. Experience with Azure DevOps and CI/CD pipelines. Experience with Unit Testing Frameworks. Experience with test automation, e.g. Cypress Experience with API test automation, e.g. jMeter, Reqnroll. Experience working in a Scrum team using Agile methodologies. Services advertised by More ❯

Fullstack with C# Dot net HTML Web Software Developer Our Client is leader in the development of software for the financial sector. We are looking for a creative, detail-orientated Web Developer to join our Web Development team. You must have at least 5 years experience of working as a Fullstack Web Software Developer with C# Dot Net HTML and CSS. Within the Web Development team, you will have the opportunity to enjoy working with a range of web technology across the full stack. Our client base is growing and as part of this growth we are looking to improve and enhance our web-oriented product offerings. We are looking to … is preferable for Web Developers to hold a degree in Computer Science or a related field. Successful Web Developers should have sound knowledge and experience in different programming applications. C#, Asp.net/Core, JavaScript, HTML, CSS, MVC and JSON are required core skills. Role Function: Candidates should be able to demonstrate strong ability to work independently and as part More ❯

We are looking for a creative, detail-orientated Web Developer to join our Client's Web Development team. Within the Web Development team you will have the opportunity to enjoy working with a range of web technology across the full stack. Their client base is growing and as part of this growth they are looking to improve and … is essential for Web Developers to hold a degree in Computer Science or a related field. Successful Web Developers should have sound knowledge and experience in different programming applications. C#, Asp.net/Core , Javascript, HTML, CSS, MVC and JSON are required core skills. Role Function: You should be able to demonstrate strong ability to work independently and as part … of a team building websites from the ground up in C#, MVC, Asp.net and Asp.net core. he successful candidate should have a good command of C#, HTML, CSS, Javascript, JSON & Bootstrap. Exposure to any UI binding framework such as Vue.js, AngularJS, React, and Knockout would be beneficial. Additionally, you should be comfortable using IIS. Full understanding of the More ❯

Full Stack Software Developer, C# .NET, Remote, £425 day rate, Outside IR35, COR7283 We’ve looking for an experienced Full Stack Software Developer for a contract role available immediately, lasting until November. This role is fully remote and outside IR35, offering a day rate of up to £425. Candidates must live and be … eligible to work in the UK. As a Full Stack Software Developer, you will be responsible for developing and maintaining software solutions using C# and .NET Core, ensuring high-quality code and adherence to best practices. What’s required of the Full Stack Software Developer? Proven experience developing full stack applications with C# … user interface design What Next? If you’re an experienced Full Stack Software Developer available immediately, apply today to learn more! Full Stack Software Developer, C# .NET, Remote, £425 day rate, Outside IR35, COR7283 Corriculo Ltd acts as an employment agency and an employment business. #AS More ❯