17 of 17 Permanent C# Developer Jobs in Newcastle upon Tyne

Quantitative Developer (C# .Net SQL Maths) Newcastle onsite to £150k+ Are you a mathematically minded Quantitative Developer with a first class graduate education and strong programming skills? You could be progressing your career, working on complex and interesting systems at a FinTech start-up, they … built by Investment Quants, creating scalable, performant and supportable cross asset class applications including APIs, UIs and tools. You'll be mainly using backend C# .Net and SQL. There's an Agile, collaborative team environment with plenty of problem solving, learning opportunities and career development as the company scales. … A-level You have commercial experience in a Quantitative Developer position at a buyside institution or Tier 1 bank 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 More ❯

Quantitative Developer - C# Location: 5 days a week onsite in Newcastle Salaries paying £100k - £150k + bonus Opportunity to join a new Joint Venture between a global management consulting firm and a top investment fund manager. If you thrive in a fast-paced environment, are passionate about … a multi-asset class pricing and risk engine. Responsibilities: Collaborate with stakeholders to address business needs and opportunities. Design, build, and maintain solutions in C# .NET (plus SQL, TypeScript, Python, C++, and PowerShell), ensuring high standards in design, testing, and operations. Review and provide feedback on development work within … engineering skills, including experience in designing APIs, understanding object-oriented and functional design patterns, and knowledge of distributed systems and asynchronous programming. Expertise in C# and .NET, or a demonstrated ability to learn quickly. Passionate about building robust, testable software with experience in various testing methodologies. Proven ability to More ❯

Quantitative Developer (C# .Net SQL Maths) Newcastle onsite to £150k+ Are you a mathematically minded Quantitative Developer with a first class graduate education and strong programming skills? You could be progressing your career, working on complex and interesting systems at a FinTech start-up, they … built by Investment Quants, creating scalable, performant and supportable cross asset class applications including APIs, UIs and tools. You'll be mainly using backend C# .Net and SQL. There's an Agile, collaborative team environment with plenty of problem solving, learning opportunities and career development as the company scales. … A-level You have commercial experience in a Quantitative Developer position at a buyside institution or Tier 1 bank 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 More ❯

C# Developer Location: Swindon - twice a month on-site Salary: £40,000 - £45,000 plus benefits About the Role We're looking for a Junior to Mid-Level Developer with strong C# programming skills to join a small, collaborative team working on enterprise systems … across a variety of industries. This role is ideal for someone with a solid foundation in C# who is eager to grow their experience in modern web development and legacy system support You'll be involved in both maintaining existing WinForms applications and contributing to new development using Blazor. … a collaborative team. They also provide Microsoft enterprise licenses so that you can up skill and gain qualifications Technical Skills Required Strong experience with C# (core language focus) Exposure to Blazor or other modern web UI frameworks (e.g., Razor Pages, React, Angular) Familiarity with WinForms for legacy application support 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 … 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 More ❯

Quantitative Developer - C# Location: 5 days a week onsite in Newcastle Salaries paying £100k - £150k + bonus Opportunity to join a new Joint Venture between a global management consulting firm and a top investment fund manager. If you thrive in a fast-paced environment, are passionate about … a multi-asset class pricing and risk engine. Responsibilities: Collaborate with stakeholders to address business needs and opportunities. Design, build, and maintain solutions in C# .NET (plus SQL, TypeScript, Python, C++, and PowerShell), ensuring high standards in design, testing, and operations. Review and provide feedback on development work within … engineering skills, including experience in designing APIs, understanding object-oriented and functional design patterns, and knowledge of distributed systems and asynchronous programming. Expertise in C# and .NET, or a demonstrated ability to learn quickly. Passionate about building robust, testable software with experience in various testing methodologies. Proven ability to More ❯

Full-time C# Developer - Energy Trading Systems (Remote/Brighton) Location: South-East/Brighton, UK (Remote with occasional Brighton visits) Boutique company seeks a talented C# Developer (10-15+ years .NET) to maintain and enhance a critical Position Management system for a … major UK Energy Trading house. Front Office experience, ideally in Energy (Gas & Power) or commodities, and direct interaction with Traders is key. Required: Strong C#, .NET 7/8, Microservices, XML/JSON/REST APIs, Webservices, Design Patterns, SQL Server, Azure (DevOps, Pipelines, Functions, Security), Git/GitHub More ❯

Senior Developer - C# .NET Newcastle - 5 days a week onsite Salaries paying £80k - £130k + bonuses Minimum 2.1 degree in Computer Science or related field, from a Russell Group University required for this role. Our client Our client are a newly created Joint Venture specialising in providing … leverage their skillsets. What Makes a Great Candidate Excellent programming and technology skills, including an in-depth understanding of and recent programming experience in C#/.Net or other object-oriented languages such as Java, Python or C++. Experience working with SQL databases. Azure or AWS experience. A strong … knowledge and exposure. Innovation : Challenge current systems and processes to achieve common goals through technical excellence and innovation. If you are a great developer and communicator who loves working on demanding initiatives and solving challenging problems, this could be the right place for you. Join them to make More ❯

Software Developer - C# .NET Newcastle - 5 days a week onsite Salaries paying £40k - £75k + bonuses Minimum 2.1 degree in Computer Science or related field, from a Russell Group University required for this role. Our client Our client are a newly created Joint Venture specialising in providing … leverage their skillsets. What Makes a Great Candidate Excellent programming and technology skills, including an in-depth understanding of and recent programming experience in C#/.Net or other object-oriented languages such as Java, Python or C++. Experience working with SQL databases. Azure or AWS experience. A strong … knowledge and exposure. Innovation : Challenge current systems and processes to achieve common goals through technical excellence and innovation. If you are a great developer and communicator who loves working on demanding initiatives and solving challenging problems, this could be the right place for you. Join them to make More ❯

Senior Developer - C# .NET Newcastle - 5 days a week onsite Salaries paying £80k - £130k + bonuses Minimum 2.1 degree in Computer Science or related field, from a Russell Group University required for this role. Our client Our client are a newly created Joint Venture specialising in providing … leverage their skillsets. What Makes a Great Candidate Excellent programming and technology skills, including an in-depth understanding of and recent programming experience in C#/.Net or other object-oriented languages such as Java, Python or C++. Experience working with SQL databases. Azure or AWS experience. A strong … knowledge and exposure. Innovation : Challenge current systems and processes to achieve common goals through technical excellence and innovation. If you are a great developer and communicator who loves working on demanding initiatives and solving challenging problems, this could be the right place for you. Join them to make More ❯

Job Description Quantitative Developer (C# .Net SQL Maths) Newcastle onsite to £150k+ Are you a mathematically minded Quantitative Developer with a first class graduate education and strong programming skills? You could be progressing your career, working on complex and interesting systems at a FinTech start … up, they have secure backing and an established Hedge Fund client as a partner. As a Quantitative Developer y... ... More ❯

for any application - even if this is via personal projects, It doesn't need to be commercial experience. Core technologies utilised in this team - C#, F#, TypeScript, SQL Server The Senior Software Developer is likely to have a relevant degree in Computer Science or similar subject and … policy with no requirement to visit an office. Essential experience: Functional programming experience or a vested interest in functional programming even in personal projects C# SQL Web application development Experience in any of the following areas would be advantageous F#, Haskell or similar functional programming language Functional programming in … C# Domain driven design Language-ext Property-based testing Domain specific languages TypeScript Healthcare or medical industry experience If you are seeking a role of this nature, please get in touch for more information. More ❯

TrueNorth are working with a growing fintech startup organisation who are looking for another Full Stack Developer to join the team. They have developed a popular and successful SAAS expense management platform, and are looking for a new engineer to focus on improving the platforms usability and building … sound of a fast paced startup, a natural problem solver and someone that is keen to make an impact. Their current tech stack is C# ASP.Net MVC however a move to .Net Core is on the horizon. The successful candidate must be okay with working with ASP.Net MVC pending … process - so it's a great platform to expand on these skills. Key skills and experience required: Minimum 6 months of commercial experience in C# web development (either ASP.Net MVC or Core) Entity Framework Javascript Cross browser web applications with mobile friendly UIs APIs (RESTful beneficial) Beneficial: Single page More ❯

A people-first employer based in the North East are looking for a C# Developer to join their skilled team. This is a hybrid role with 2 days per week working in the company's' impressive offices kitted out with VR headsets and plenty of areas for More ❯

Great opportunity for a mid-level developer to join a growing organisation at the start of a digital transformation. You'll be joining an organisation who's work is making a positive social impact, and your work will genuinely add value. You will be joining a team of … addition, you will be able to interact with non-technical staff to identify user requirements. Requirements: Proven experience as software developer. Strong proficiency in C#, Web API, Entity Framework, and REST APIs. Experience with system integrations and working with Web APIs. Excellent problem-solving skills and attention to detail. More ❯

A leading North East software company are looking for a .Net Developer to join their growing team. They are committed to creating a diverse and inclusive workplace where every employee feels valued. If these values resonate with you and you have a flair for crafting scalable backend software … The Role You'll join a multidisciplined team that has grown by 50% in the last six months to build server side solutions using C#, .Net Core and framework where scalability and efficiency are all at the forefront of what you do. You'll report into the Software Development … ll work alongside other frontend, UX/UI developers in the team on a day to day basis. Skills required Commercial experience of using C# .NET Core and you must be able to show where you have applied these skills in a commercial setting across various different projects. Worked More ❯

considered, you’ll need: Real-world experience with LLMs and agentic frameworks (OpenAI, LangChain, AutoGen, Semantic Kernel). Strong software engineering background (.NET/C# and Azure). A builder’s mindset - experimental, action-biased, and commercially aware. There is also strong intention for this role to become permanent More ❯