.NET Developer Jobs in United Kingdom

2,846 jobs found

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Mindlance logo
Full-time|On-site|Bristol

We are seeking a talented and experienced .NET Developer/Architect to join our dynamic team at Mindlance. In this role, you will be responsible for designing, developing, and maintaining software applications using the .NET framework. You will collaborate with cross-functional teams to define, design, and ship new features, ensuring high performance and resp…

May 31, 2016
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examplecorpsandbox logo
.Net Developer

examplecorpsandbox

Full-time|On-site|London, United Kingdom

Join our dynamic App Platform team as a Senior .Net Developer where you will play a pivotal role in system architecture, software development, and infrastructure consulting. Collaborate with server teams, contribute to open-source projects, and share insights through presentations and blog posts. Your expertise will help shape scalable, high-traffic web applications and enhance our technological landscape for long-term stability.

Feb 9, 2026
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Version 1 logo
Full-time|On-site|London, Birmingham, Manchester, Newcastle upon Tyne, Edinburgh, Belfast

Join our dynamic team at Version 1 as a .NET Developer, where you will play a pivotal role in designing, developing, and maintaining innovative software solutions. We are looking for talented individuals who are passionate about technology and eager to work on exciting projects that make a difference.Your responsibilities will include collaborating with cross-functional teams to deliver high-quality software, conducting code reviews, and implementing best practices in software development. You will have the opportunity to grow your skills in a supportive environment, working on cutting-edge technologies.

Oct 28, 2025
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Focus IT Recruitment logo
Experienced .NET Developer

Focus IT Recruitment

Full-time|On-site|Milton Keynes

Join our dynamic team as a .NET Developer at Focus IT Recruitment, where we collaborate with a highly reputable organization. We're looking for two skilled developers to enhance our existing team and contribute to exciting new projects.In this role, you will be integral to the development lifecycle, delivering innovative features and implementing continuous improvements to our existing codebase. You will engage with both server-side and client-side components to produce efficient, high-quality code.

Nov 29, 2019
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CSI Consulting logo
Contract|On-site|London

Job Description:We are seeking an accomplished C# and .NET Developer to join our dynamic team. The ideal candidate will possess a deep understanding of C# and the .NET framework, demonstrating proficiency in developing robust applications and solutions.Mode of Interview: Telephonic & Face to Face.

May 11, 2017
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Version 1 logo
Full-time|On-site|London, Birmingham, Manchester, Newcastle upon Tyne, Edinburgh, Belfast

Join Version 1 as a Senior .NET Developer and take your career to the next level. We are seeking a highly skilled and experienced developer to work on exciting projects that drive innovation and excellence.In this role, you will be responsible for designing, developing, and maintaining high-quality software applications using the .NET framework. You will collaborate with cross-functional teams to define and implement solutions that meet business requirements.

Mar 25, 2026
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Mindlance logo
Full-time|On-site|Bristol

Join our innovative team as a GUI Designer / C# .NET Developer where you will be responsible for creating intuitive and visually appealing user interfaces. You will leverage your expertise in C# and .NET frameworks to develop robust software solutions that enhance user experience. If you are passionate about design and coding, and eager to contribute to exciting projects, we want to hear from you!

Aug 31, 2016
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NBS logo
Full-time|On-site|Newcastle upon Tyne

Join our award-winning team as a Graduate .NET Developer at NBS, located in the vibrant Newcastle city centre, just a short walk from Central Station. In this exciting role, you will collaborate within a dynamic agile Software Development team that includes Infrastructure Engineers, Software Developers, Product Managers, Software Testers, and UX Designers to create world-class products for our clients.Our Graduate program offers you the chance to engage with various projects and technologies while earning valuable Microsoft Certified Professional (MCP) qualifications. If you are a driven individual with a passion for coding and are eager to embark on your professional journey in software development, this is the ideal opportunity for you!About NBS:NBS is a leading provider of Software as a Service (SaaS) solutions tailored for construction industry professionals. We are at the forefront of the digital transformation in the construction sector, having developed and delivered innovative NBS products that have supported the built environment for over 40 years.Your Responsibilities:As part of our experienced Development team, you will contribute to the enhancement of our foundational platform services utilizing technologies from the Microsoft .NET stack. We value personal growth and encourage you to learn best practice programming principles while obtaining your MCP qualifications.In collaboration with our UX Designers, Software Developers, Product Managers, and Testers, you will develop skills in writing clean, efficient code that adheres to industry standards. Strong communication skills are essential, as you will actively participate in our processes and provide constructive feedback.Our agile teams are self-organizing and focused on delivering incremental business value. We thrive on teamwork and collaboration, making this an ideal environment for individuals passionate about continuous development in software.

Jan 10, 2019
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Pacon Consulting logo
.NET Software Engineer

Pacon Consulting

Full-time|On-site|Belfast

Role overview Pacon Consulting is hiring a .NET Software Engineer based in Belfast. This position centers on building and enhancing applications that help clients achieve their objectives. Collaboration with colleagues from various backgrounds is a key part of the role, as projects often require input from multiple disciplines to design, implement, and refine software systems. What you will do Develop and maintain .NET applications to address specific client requirements Work with cross-functional teams at different stages of the software development lifecycle Take part in designing and optimizing software solutions Requirements Experience working with the .NET framework Strong problem-solving abilities and attention to detail Interest in contributing to a range of evolving projects Pacon Consulting welcomes those who enjoy technical challenges and want their work to make a difference.

Apr 23, 2026
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Focus IT Recruitment logo
Full-time|£40K/yr - £65K/yr|On-site|Thame

Are you a talented .NET Developer looking for your next challenge? Join our rapidly expanding software company based in Thame, Oxfordshire, where we are passionate about developing innovative products for the property and legal services sectors.As a .NET Developer, you will be an integral part of our dynamic software development team. We are seeking someone with solid experience in ASP.NET, C#, and MVC to help us continue our journey of growth and innovation.In this role, you will be responsible for the complete software development lifecycle, from initial conception to final deployment. Your expertise will contribute to both enhancing our existing products and developing exciting new projects.

Nov 20, 2019
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Capco logo
Full-time|On-site|UK - London

Join Capco, a global technology and consulting firm dedicated to the financial services industry, as a Senior .NET Developer specializing in Capital Markets. In this role, you will leverage your expertise in .NET technologies to design, develop, and implement high-performing applications that meet the demands of our clients in the capital markets sector.

Mar 5, 2026
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gravity9 logo
Full-time|Remote|Remote job

Join Our Expanding Team - Your Future Awaits!We are thrilled to announce the exciting growth and expansion of gravity9, and we are eager to bring on talented individuals like you to enhance our innovative team.At this time, we want to be transparent about our hiring process. We are currently in the phase of securing projects that align with our strategic objectives. Our goal is to ensure that when we welcome new team members, they can make a significant contribution right from the get-go. While we may not be able to extend an immediate offer, we are very interested in considering you for upcoming projects.If you are open to potential future opportunities with us, we encourage you to proceed with our interview process. We appreciate the time and effort you invest and believe that understanding you better will aid us in making informed decisions.Upon completing the recruitment process, we will keep your profile on file and reach out to you as soon as a suitable opportunity arises. Additional interviews will not be necessary at that point, and we hope to extend an offer to you quickly.Recruitment Process Overview:1. Initial Recruiter ScreeningDuring our first call, our recruiter will learn more about you and your background to assess your fit for gravity9. This is also your chance to ask questions about the role and our company, lasting about 60 minutes.2. Technical Interview 1 with Software ConsultantsIn this meeting, your potential teammate will delve deeper into your experience and what you can bring to our team. Expect this step to last around 90 minutes.3. Technical Interview 2 with Tech LeadsThis session will further explore your experience and contributions to the team, also lasting around 90 minutes.4. Final InterviewCongratulations on reaching the final stage! This informal conversation will give you the opportunity to meet our leadership team. This step will take approximately 30 minutes.gravity9 is a boutique IT consulting firm headquartered in the UK, with a presence in the US, Poland, Ireland, and Colombia. Our team possesses extensive expertise in engineering, experience design, and product management. We thrive on challenges and take pride in collaborating with clients to tackle their most complex issues, delivering elegant and adaptable solutions that facilitate business transformation.

Jun 17, 2025
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Capco logo
Full-time|On-site|UK - London

Join Capco as a Principal .NET Developer in our London office, where you'll play a pivotal role in shaping cutting-edge technology solutions within the capital markets sector. We are looking for a highly skilled professional with a passion for innovation and a deep understanding of financial services.

Mar 5, 2026
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gravity9 logo
Full-time|Remote|Remote job

Join Our Thriving Team - Exciting Future Opportunities Await!At gravity9, we are thrilled to announce that our company is on an impressive growth trajectory, and we are eager to welcome talented professionals to our team.Transparency is key in our hiring process. Currently, we are working diligently to secure projects that align with our strategic objectives. Our goal is to ensure that every new team member has a significant and rewarding role from their very first day. While we may not be able to extend an offer immediately, we are very interested in considering you for upcoming projects.If you are open to exploring the possibility of joining our team in the future, we invite you to continue with the interview process. We value your time and commitment, and believe that getting to know you better will assist us in making an informed decision.Upon completing the recruitment process, we will retain your profile and contact you when a relevant opportunity arises. You will not need to go through additional interviews at that point, and we anticipate being able to extend an offer to you promptly.What to Expect from the Recruitment Process:Recruiter Screening: Our recruiter will conduct an initial call to understand your background and explore your fit with gravity9. This call, lasting around 60 minutes, is also an opportunity for you to ask questions about the role and our company.Technical Interview 1: You will meet one of our software consultants to delve deeper into your experience and discuss what you can bring to our team. This interview will last approximately 90 minutes.Technical Interview 2: In this session, you will meet our tech leads for an in-depth discussion of your technical skills and experiences. Expect this meeting to last around 90 minutes.Final Interview: Congratulations on reaching the final stage! This informal discussion will allow you to meet our leadership team. This step will take about 30 minutes.The salary details will be communicated prior to the first recruitment meeting.Thank you for considering the opportunity to be part of our expanding journey. We look forward to the possibility of collaborating and achieving great milestones together.

Aug 16, 2023
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Octad Recruitment Limited logo
Full-time|On-site|Portsmouth

Join a Leading Consultancy in their expansion as a C# Full Stack Developer! We are seeking talented developers with a strong background in C# and .NET technologies. If you have experience with the following skills, we want to hear from you!Proficiency in Microsoft .Net Framework (.Net 4.6); ASP.NET 3.0 and above using C#Experience with Microsoft Visual Studio 2015Knowledge of Microsoft ASP.NET MVC and Web APIStrong skills in developing using LINQ-to-ObjectsExperience with LINQ-to-SQL or Entity FrameworkProficient in HTML, CSS, JavaScript, XMLFamiliarity with Knockout.js and Require.jsAble to design and layout web pages for end usersExperience with AJAX, jQuery, and other JavaScript frameworksDevelopment of .NET Web Services/Windows Communication FoundationFamiliarity with Relational Database Technologies; Microsoft SQL Server 2008 and aboveKnowledge of W3C Web Standards and Accessibility best practicesSolid understanding of the full software development lifecycle, including Agile methodologiesDesirable skills and experience:Experience in the following areas would be beneficial:Windows server management and maintenance including: Internet Information Server (IIS), DNS, SMTP, IMAP, POP, ExchangeMicrosoft Team Foundation ServerSQL serverFamiliarity with installer technologies like InstallShield or similar

Dec 25, 2018
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Marcus Evans Group logo
Full-time|Remote|Remote job

Join the Marcus Evans Group, a premier global Business Intelligence and Event Marketing company established in 1983. With over 46 offices across 20 countries and a headquarters in the UK, we pride ourselves on being recognized among the top 20 UK companies for work-life balance.We operate across diverse industry sectors, providing innovative Summits, Conferences, and Online Events that facilitate high-level content, networking, and one-on-one meetings, connecting key decision-makers on a global scale. Our clientele consists of C-level executives from 98% of existing Fortune 1000 companies, making us leaders in various fields including healthcare, legal, pharmaceuticals, investments, energy, and packaging.We are in search of a motivated and skilled Junior .NET Developer with a solid foundation in application development and strong .NET expertise. In this role, you will design, develop, and maintain high-quality software solutions tailored to business needs. Collaborating closely with cross-functional teams, you will uphold high-quality standards and contribute to the ongoing improvement of our development processes.If you are a self-driven developer eager to learn and create scalable software solutions, we invite you to apply and grow within our dynamic team.

Mar 16, 2026
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Octad Recruitment Limited logo
Full-time|On-site|Ipswich

Join our esteemed software consultancy as a C#.NET Developer and take your career to the next level! We are passionate about fostering growth and development, providing extensive training and an array of incentives to ensure our team thrives. As a part of our expanding team, you will contribute to the development of innovative solutions.

Dec 6, 2018
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Experian logo
Full-time|On-site|Nottingham

Experian is seeking a .NET Engineer to join its Nottingham office. The team works together to build applications that address real business needs, using modern .NET technologies. Collaboration and a focus on scalable solutions shape much of the work here. Key responsibilities Develop and maintain software using the latest .NET frameworks Follow established development practices to produce dependable applications Support projects that require attention to scalability and strong performance What we look for Hands-on experience with .NET technologies Interest in software development and creating practical solutions Motivation to work with current tools and development methods

Apr 23, 2026
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Experian logo
Full-time|On-site|Nottingham

Experian is looking for a Senior .NET Engineer to join the team in Nottingham. This position centers on designing, developing, and maintaining software solutions that support customer needs. Role overview The Senior .NET Engineer will take ownership of building and refining software using the .NET framework. Collaboration with cross-functional teams is a key part of the role, ensuring that projects are delivered successfully and align with business goals. What you will do Design, develop, and maintain high-quality software solutions Work closely with colleagues from various disciplines to deliver projects Contribute ideas and technical expertise to help shape innovative solutions Requirements Extensive experience with the .NET framework Strong grasp of software development principles Ability to work collaboratively within cross-functional teams

Apr 30, 2026
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MARGO Group logo
Full-time|On-site|London

C# / .NET Developer for Front Office Electronic Trading SystemsJoin MARGO in the UK (London) – Permanent and Contracting OpportunitiesMARGO is a technology-driven consultancy that provides exceptional IT expertise to the financial services sector.We specialize in intricate software engineering environments where performance, reliability, and scalability are paramount: including real-time systems, low-latency architectures, distributed computing, and high-throughput data processing.By joining MARGO, you'll be immersed in challenging Front Office and Trading IT environments while enjoying a close-knit structure with personalized support and tailored training programs.Business ContextYou will be an integral part of the Front Office/Trading IT environment of one of our tier-1 investment banking or trading partners.The teams are responsible for designing and maintaining mission-critical C# / .NET systems that support electronic trading, real-time risk, and analytics platforms across various asset classes including Equities, Fixed Income, Commodities, Foreign Exchange, and Derivatives.These systems run in close proximity to trading desks and electronic trading platforms, adhering to stringent performance, reliability, and production stability standards.The working environment is characterized by:· Real-time and event-driven architectures· Low-latency and high-throughput processing demands· Strong production stability and reliability constraints· Close collaboration with trading, quantitative, and risk management teams· High engineering standards and rapid delivery cycles

Jan 12, 2026

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