1 to 25 of 37 .NET Core Jobs in Northern Ireland

re a fun place to work but we do work hard. We’re looking for a passionate, ambitious Software Developer with experience developing using .NET Core to join our growing team. You'll play a lead role in the strategy and development of new client projects. You … Friday beer, then we want to hear from you. Location: Belfast, Northern Ireland What you'll do Help build & deliver a wide range of .Net Core projects Develop and write great code on a daily basis, leading by example Develop project design and strategy following an Agile … detail and quality which should be reflected in your outputs Deep curiosity and excellent understanding of emerging technologies and practices What you'll code .Net Core Applications .Net Core Web APIs Design and development of complex, relational SQL Databases and use of tools such More ❯

.NET Developer, .NET 9 - Social Networking Site – Belfast (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking web site and they have ambitions to … countries added to this list as well as their workforce increasing by 100% in size. Underpinning this success is their hip and cutting-edge .NET/C# technology platform. We are seeking several .NET Developer to work on the development of revolutionary new features that will draw users … to their web site for longer periods of time. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. We are keen to hear from .NET Developer candidates with a strong understanding object orientated More ❯

.NET Developer, .NET 9 - Social Networking Site – Belfast (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking web site and they have ambitions to … countries added to this list as well as their workforce increasing by 100% in size. Underpinning this success is their hip and cutting-edge .NET/C# technology platform. We are seeking several .NET Developer to work on the development of revolutionary new features that will draw users … to their web site for longer periods of time. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. We are keen to hear from .NET Developer candidates with a strong understanding object orientated More ❯

.NET Developer, .NET 9 - Social Networking Site – Belfast (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking web site and they have ambitions to … countries added to this list as well as their workforce increasing by 100% in size. Underpinning this success is their hip and cutting-edge .NET/C# technology platform. We are seeking several .NET Developer to work on the development of revolutionary new features that will draw users … to their web site for longer periods of time. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. We are keen to hear from .NET Developer candidates with a strong understanding object orientated More ❯

Ocho Belfast, Northern Ireland, United Kingdom Senior Software Engineer (.Net) Job Title: Senior .NET Engineer (IoT) – Fully Remote Location: Fully Remote (UK/Ireland-based preferred) Contract Type: Permanent Salary/Rate: Competitive, dependent on experience About the Role My client is seeking an experienced Senior .NET … optimise highly scalable and efficient backend services, integrating with IoT devices and cloud-based systems. Key Responsibilities: Design, develop, and maintain backend services using .NET Core/.NET 6+ . Develop APIs and microservices to handle data ingestion and processing from IoT devices. Work with cloud … systems teams. Lead technical discussions and mentor junior developers. Troubleshoot and resolve performance and reliability issues. Required Skills & Experience: 5+ years of experience in .NET development. Strong expertise in .NET Core/.NET 6+ and C# . Experience developing and consuming RESTful APIs and working More ❯

MCS Group is delighted to be working exclusively with this fast-growing tech company in their search for a .NET Core Developer to join their ambitious team. This is an exciting opportunity to work on a variety of modern applications as well as internal innovation projects. You … ll play a key role in the design and delivery of scalable .NET Core platforms. The role offers great scope for progression, technical ownership, and creative input. The ideal candidate will bring: Strong experience developing applications in .NET Core Solid knowledge of SQL and More ❯

Social network you want to login/join with: (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking website, aiming to become the biggest in the … plan to expand to 35 countries in the next 12 months and will double their workforce. Their success is supported by a cutting-edge .NET/C# technology platform. We are seeking several .NET Developers to develop new features that increase user engagement. Candidates should have experience with … .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. Strong understanding of object-oriented development and the full software development lifecycle is essential. Location : Belfast, Northern Ireland, UK/Remote Working Applicants must be based in the UK and have the right to work there More ❯

Social network you want to login/join with: (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking website and aims to become the biggest website … countries, they plan to expand to 35 countries within the next 12 months, doubling their workforce. Their success is supported by a cutting-edge .NET/C# technology platform. We are seeking several .NET Developers to develop new features that increase user engagement. Ideal candidates should have skills … in: .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. Candidates with a strong understanding of object-oriented development and full software development lifecycle are preferred. Location: Belfast, Northern Ireland, UK/Remote Applicants must be based in the UK and authorized to work there. More ❯

in 25 countries, with plans to expand to 35 countries and double their workforce in the next 12 months, supported by their cutting-edge .NET/C# platform. We are seeking several .NET Developers to develop new features that increase user engagement. Ideal candidates should have skills in … .NET, .NET Core/ASP.NET MVC, C#, and SQL Server, with a strong understanding of object-oriented development and the full software development lifecycle. #J-18808-Ljbffr More ❯

.NET & React Developers - All Levels Tech-for-Good Hybrid (NI-based) Are you a passionate .NET or React developer who wants to use your skills to make a real difference in the world? Looking for meaningful work, modern tech, and a company that actually cares about impact? We … looking to connect with brilliant developers ahead of the launch. Whether you're back-end, front-end or full-stack - if you work with .NET, C#, React, or Azure, we want to hear from you. Why join? Tech for good: Build software that positively impacts lives across healthcare, education … and social sectors. Modern stack: .NET Core, React, Azure, CI/CD pipelines, clean architecture. People-first culture: Friendly team, flexible working, and a genuine focus on personal growth and wellbeing. Room to grow: Whether you're early in your career or looking for a senior challenge More ❯

customer experience with next-generation capabilities! My client is seeking an experienced Principal Software Engineer to lead the design, development, and strategy of core backend systems — including APIs, payment infrastructure, and platform services. About the Role: You’ll take a lead role in driving technical excellence across engineering … how teams build software — introducing reusable patterns, optimising system performance, and ensuring maintainable, high-quality code. You’ll work across a broad technology stack (.NET Core, AWS, Docker, messaging systems, RESTful APIs), contributing to high-impact systems that support global operations. Key Requirements: Bachelor’s degree or … and guiding cross-functional decision-making. Deep expertise in designing, building, and integrating RESTful APIs within complex enterprise environments. Hands-on development background in .NET Core, Java, or equivalent technologies, with strong knowledge of cloud-native and microservices-based architectures. Proficient in modern infrastructure tools and practices More ❯

customer experience with next-generation capabilities! My client is seeking an experienced Principal Software Engineer to lead the design, development, and strategy of core backend systems — including APIs, payment infrastructure, and platform services. About the Role: You’ll take a lead role in driving technical excellence across engineering … how teams build software — introducing reusable patterns, optimising system performance, and ensuring maintainable, high-quality code. You’ll work across a broad technology stack (.NET Core, AWS, Docker, messaging systems, RESTful APIs), contributing to high-impact systems that support global operations. Key Requirements: Bachelor’s degree or … and guiding cross-functional decision-making. Deep expertise in designing, building, and integrating RESTful APIs within complex enterprise environments. Hands-on development background in .NET Core, Java, or equivalent technologies, with strong knowledge of cloud-native and microservices-based architectures. Proficient in modern infrastructure tools and practices More ❯

and backend components. Key Responsibilities: Test Planning and Execution: Develop and implement comprehensive test plans to ensure the quality of React Native frontend and .NET Core 7 backend. Execute manual and automated tests, and analyze results to report on system functionality and quality. Automated Testing: Design, develop … Minimum of 5 years of experience in QA/testing, with a focus on mobile and web applications. Proven experience with React Native and .NET Core testing. Familiarity with AWS and cloud-based deployment. Experience with automated testing tools and frameworks. Strong knowledge of software QA methodologies More ❯

small, agile engineering team working on impactful, business-critical software. This is a hands-on full-stack role with a strong focus on the .NET ecosystem. You'll play a leading part in maintaining and evolving internal applications and building out new product features with direct access to decision … real influence over tooling, architecture, and delivery practices. 🔧 What You'll Be Doing: Designing, building, and maintaining internal and client-facing software using C#, .NET, Angular , and related technologies Leading the development of new features using modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and … What You Bring: 3-5+ years of commercial experience in software development (ideally in regulated or B2B environments) Strong skills in: C#/.NET Core/.NET Framework Angular or similar front-end frameworks MS SQL , Entity Framework , MVC Docker , AWS ECS , and DevOps practices More ❯

small, agile engineering team working on impactful, business-critical software. This is a hands-on full-stack role with a strong focus on the .NET ecosystem. You'll play a leading part in maintaining and evolving internal applications and building out new product features with direct access to decision … real influence over tooling, architecture, and delivery practices. What You'll Be Doing: Designing, building, and maintaining internal and client-facing software using C#, .NET, Angular , and related technologies Leading the development of new features using modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and … What You Bring: 3-5+ years of commercial experience in software development (ideally in regulated or B2B environments) Strong skills in: C#/.NET Core/.NET Framework Angular or similar front-end frameworks MS SQL , Entity Framework , MVC Docker , AWS ECS , and DevOps practices More ❯

small, agile engineering team working on impactful, business-critical software. This is a hands-on full-stack role with a strong focus on the .NET ecosystem. You'll play a leading part in maintaining and evolving internal applications and building out new product features with direct access to decision … real influence over tooling, architecture, and delivery practices. ? What You'll Be Doing: Designing, building, and maintaining internal and client-facing software using C#, .NET, Angular , and related technologies Leading the development of new features using modern DevOps and deployment practices ( Docker, AWS ECS, CI/CD ) Refactoring and … What You Bring: 3-5+ years of commercial experience in software development (ideally in regulated or B2B environments) Strong skills in: C#/.NET Core/.NET Framework Angular or similar front-end frameworks MS SQL , Entity Framework , MVC Docker , AWS ECS , and DevOps practices More ❯

Social network you want to login/join with: Senior Full Stack Developer - .NET, Blazor, belfast col-narrow-left Client: Oliver Bernard Location: belfast, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 1 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job Description … Senior Full Stack Developer - .NET, Blazor Fully remote working (UK based ) Salary paying £65,000-£70,000 Our client in the retail space are a market leader in providing warehousing, manufacturing and logistic services across the UK. This is a great opportunity to work on a migration piece moving … from ASP.NET MVC to modern Blazor as they look to roll out a new system. They are also undergoing a migration to .NET 9. They are looking for a Senior Full Stack Developer who has experience with .NET Framework/Core and Blazor. Tech Stack: C# More ❯

a unique opportunity to join a forward-thinking, technology-focused organization. The successful candidate will work with technologies such as JavaScript (Angular/Node), .Net Core/.NET 5 +, AWS, IaC, Docker, Fargate, and Kubernetes, and will help shape the future of our Tech and … DevOps Engineer at Reward, working on our loyalty platform in a fast-paced, agile environment, you will contribute to designing and developing our core product infrastructure alongside the Engineering Team. The platforms you build are used daily by millions of users. About You We seek passionate engineers interested More ❯

become a key member of a forward-thinking, technology-focused organization. The successful candidate will work with technologies such as JavaScript (Angular/Node), .Net Core/.NET 5 +, AWS, IaC, Docker, Fargate, and Kubernetes. You will also play a significant role in shaping the … DevOps Engineer at Reward, working on our loyalty platform in a fast-paced, agile environment, you will contribute to designing and developing our core product infrastructure alongside the Engineering Team. The platforms you build are used daily by millions of users. About You We seek passionate engineers interested More ❯

risk reporting. Collaborate with global teams, align with Head Office on process and governance. Oversee BAU support and manage rota coverage for trading hours. .NET (C#, .Net Core, WPF), Entity Framework Angular/AngularJS SQL Server, Oracle, MongoDB ? Key Skills 10+ years in development, including … office or trading systems. Solid understanding of derivatives, risk (Greeks), and curve construction. Hands-on knowledge of options theory and volatility surfaces. ? Preferred Tech .NET, C#, WPF, Angular Familiar with frameworks (Unity, Prism, etc.) Commodities or interest rate products knowledge a plus Hybrid setup (minimum 3 days in office More ❯

well-backed SaaS provider serving the financial services sector is looking for an experienced Solution Architect to take ownership of architecture across its core platform. This is a strategic and delivery-focused role, ideal for a current Solution Architect who wants to lead cross-functional teams, influence technical … to define solutions that balance scalability, maintainability, and delivery efficiency — within a cloud-native, Azure-first ecosystem. Act as the architectural authority across core platform services, data flows, and client-facing features. Lead solution design and technical decision-making on product roadmap initiatives. Own architectural consistency across multiple … rationale for adoption or avoidance. What You’ll Bring Strong track record in solution architecture roles within complex, software-driven environments. Deep knowledge of .NET Core/.NET 6+, C#, and modern backend architectures. Expertise in Azure services including App Services, Service Bus, Key Vault, Cosmos More ❯

Social network you want to login/join with: Lead .NET Developer - Contract Warwick based - Hybrid working I'm currently working with a well-established and fast-growing digital agency that's looking for a talented and experienced Lead .NET Developer to take on a pivotal role within … with both internal teams and external stakeholders, so solid client-facing and stakeholder management skills are essential. Skills needed: Strong background in C#/.NET , particularly .NET Core , Web APIs, and modern architectural patterns Proven experience leading or mentoring other developers and driving technical decisions Experience … maintainable code and best practices Previous experience in a digital agency or consulting environment is highly desirable Please apply asap if interested - GleeIT Lead .Net Developer At Gleeson Recruitment Group, we embrace inclusivity and welcome applicants of all backgrounds, experiences, and abilities. We are proud to be a disability More ❯

when necessary Develop and maintain through testing plans and support the commercial teams when necessary About You: 3-5+ years’ experience in C# (.NET/.NET Core/Web API) development. 3-5+ years’ experience with Angular . Familiarity with cloud services (AWS or More ❯

the delivery Experience/Competences Essential Demonstrable experience designing, developing and maintaining distributed, event-driven, cloud-native systems Expert in the latest versions of .NET Framework and .NET Core (C#) Experience in API (REST, GraphQL) design and development Experience in relational database design and optimization (MSSQL More ❯

teams, working in an Agile environment Demonstrable experience designing, developing and maintaining distributed, event-driven, cloud-native systems Expert in the latest versions of .NET Framework and .NET Core (C#) Experience in API (REST, GraphQL) design and development Experience in relational database design and optimization (MSSQL More ❯