1 to 25 of 44 Permanent .NET Jobs in Northern Ireland

.NET Developer, .NET 9, C# - Consultancy - Bangor (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is an award-winning Microsoft consultancy specializing in delivering innovative .NET technology-based business solutions to investment … banks, financial services companies, prestigious music/media labels, and many more. They are about to embark on one of the most ambitious .NET development projects since the birth of the .NET framework. We are seeking several .NET Developers with an extensive array of talent and expertise. .NET Developers will be given complete ownership of their … business area and the opportunity to work on the full project life cycle. Applicants should have a skill set that encompasses some or all of the following: .NET, .NET Core/ASP.NET MVC, C#, and Azure SQL. Knowledge of software development methodologies (Agile, Scrum) is of interest. Our client will provide training in: .NET 9, JavaScript, React 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 become the biggest web site in the world! Their global … months will see another 10 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 (OO) development and the full software development life cycle. This is a rare opportunity to join a More ❯

business expectations. Raise technical risks and blockers early to minimise delivery delays. Essential Skills & Experience: Degree in Computer Science or relevant industry experience. Proven software development experience with C# .NET and/or Java . Solid understanding of secure coding practices and API architecture . Strong focus on software testing and quality assurance . Experience with git-based source More ❯

being comfortable giving and receiving constructive feedback to make your work even better You can read more about our engineering values here Great to haves Familiarity with C#/.NET, JavaScript/TypeScript and React Expertise with an OOP language (eg. Java, C++) and a modern JS framework (eg. Angular, Vue.js ) Proficiency in working on a distributed, cloud hosted More ❯

agile ceremonies and contribute to an agile mindset within the team. Maintain detailed documentation of code, processes, and system configurations. Experience/Competences Essential Proven experience as a Senior .Net Engineer, preferably in the finance sector. Strong understanding of AWS services and hands-on experience with Infrastructure as Code (IaC), particularly using AWS CDK in Python. Experience with Entity More ❯

VANRATH is delighted to be working exclusively with a leading business that is currently recruiting for a Full Stack Software Developer to join their close knit team. This is an exciting time for the profitable company as they ambitious plans More ❯

both technical and non-technical audiences. Consistently meets sprint and quarterly commitments while maintaining high standards of quality and efficiency. Our tech stack includes: Frontend: React, ASP.NET MVC Backend: .NET (C#), SQL Server Tests: Playwright, Selenium Infrastructure: AWS, TeamCity, Octopus, Datadog, and Sumo Logic. About Olo Olo (NYSE: OLO) is a leading restaurant technology provider with ordering, payment, and More ❯

Microsoft Power Platform, particularly in building model-driven and canvas apps, creating Power Automate flows, and developing Power BI dashboards. S olid programming experience in languages such as C#, .NET, JavaScript, or TypeScript. Familiarity with data management tools, including SQL Server. Dataverse would be advantageous. • Understanding of cloud architecture principles and security best practices. • Proven ability to work collaboratively More ❯

a Technical Lead, working on large-scale enterprise projects. Proven expertise with OutSystems platform development and the ability to manage complex systems. Strong knowledge of object-oriented programming (C#), .NET Framework, and ASP.NET. Experience with database systems such as MS SQL Server and proficiency in database design and development. Advanced proficiency in front-end technologies, including HTML5, CSS, AngularJS More ❯

Essential/Desired Criteria: Essential: STEM Degree or equivalent industry experience. Worked within an Agile Cross-functional delivery team. Demonstrable professional experience of Full-stack Software Engineering using C# (.Net 8+) AND/OR Node.js, Typescript/JavaScript. Developing well tested software released into production environments. Full software development lifecycle in a technical role. Worked within a technical platform More ❯

raised early to minimise impact on the delivery Experience/Competences 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, MySQL, etc.) Experience in the deployment and … early to minimise impact on 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, MySQL, etc.) Experience in the deployment and More ❯

support cases and communications. Manage multiple support cases simultaneously. What We're Looking ForWe're looking for someone who is: Technically adept and a natural problem solver. Experienced in .NET web development (C# or VB), HTML, CSS, JavaScript, and SQL. Comfortable writing simple scripts (e.g., Python). A strong communicator with excellent interpersonal skills. Able to work both independently More ❯

state architecture by refactoring and prioritisation of deliveries. Essential/Desired Criteria: Essential: STEM Degree and 5+ years of industry experience. Demonstrable experience of C# AND/OR Node.js (.Net 8+) in a professional environment. Worked within an Agile Cross-functional delivery team. Developing well tested software into low latency event driven production environments. Full software development lifecycle in More ❯

Proficient in writing unit, integration, and regression tests for database code Solid understanding of RESTful patterns and data-access layers for service-oriented architectures Nice-to-have C#/.NET or Java experience for writing micro-services that wrap data logic Exposure to cloud SQL services (Azure SQL, AWS RDS, or GCP Cloud SQL) Familiarity with AI-assisted coding More ❯

preferred). Experience with SQL databases. Strong logical thinking and problem-solving skills. Bonus Points For: Experience with Git/Bitbucket. PHPUnit testing. Mobile app development (Android, iOS). .Net Xamarin/MAUI. Benefits: £30K-£40K salary plus pension. 33 days' annual leave (including public holidays). Health cash plan, free parking, and employee share scheme. Supportive team culture More ❯

Applications Development Ability to adjust priorities quickly as circumstances dictate Key Skills and Experience required Extensive development experience, specifically with building User Interface's Technical skills in React, C#, DotNet, Kafka, SQL, Git Experience in performing QA Proven ability to work in high pressure environment Flexibility to work with a global team, across geographies and time zones Strong problem-solving More ❯

high performance, cross-functional engineering 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, MySQL, etc.) Experience in the deployment and More ❯

You must be comfortable working a sole tester, as there is currently only a very small testing presence within the business. Exposure to test automation (any framework), ideally within .Net, Azure, JavaScript, or Angular environments Excellent communication and stakeholder engagement skills Location : Belfast/Northern Ireland (Hybrid) Rate : £350 - £400 per day (DOE) IR35 : Outside To speak in absolute More ❯

into world-class technical solutions that deliver real value. With significant investment on board recently and new products in the pipeline, this is the perfect opportunity for an ambitious .NET developer. Key Responsibilities Collaborate on sprint planning, workload estimation, and technical specification authoring. Deliver high-performance .NET applications that scale and are secure by design. Write, review, and … report progress, flag blockers, and share ideas. The Ideal Person 5+ years of commercial software engineering experience, with strong system design and architecture exposure. Good knowledge of C# and .NET (ideally .NET 6/7). Strong grasp of design patterns , software architecture, and principles like SOLID , DRY , and clean code . Proven ability to build and maintain More ❯

into world-class technical solutions that deliver real value. With significant investment on board recently and new products in the pipeline, this is the perfect opportunity for an ambitious .NET developer. Key Responsibilities Collaborate on sprint planning, workload estimation, and technical specification authoring. Deliver high-performance .NET applications that scale and are secure by design. Write, review, and … report progress, flag blockers, and share ideas. The Ideal Person 5+ years of commercial software engineering experience, with strong system design and architecture exposure. Good knowledge of C# and .NET (ideally .NET 6/7). Strong grasp of design patterns , software architecture, and principles like SOLID , DRY , and clean code . Proven ability to build and maintain More ❯

/CD and DevOps excellence What Youll Bring 7+ years in test engineering, with at least 1 year in a leadership or management role Strong experience in C#/.NET Strong technical background in automated testing tools (e.g., Playwright, SpecFlow, JMeter, K6) Experience with CI/CD tools and cloud/on-prem hybrid environments Proven ability to scale More ❯

level developer who thrives in an environment where code quality, performance, and maintainability are key. You'll be working across the full stack, with a strong emphasis on the .NET ecosystem and modern front-end frameworks like Angular. Key Responsibilities Design, develop, and maintain internal and client-facing applications using C#, .NET, and Angular (Any JS framework) Implement … practices. Play a key role in architectural decisions and modernising legacy systems. Ideal Candidate Profile 4+ years' commercial experience in full-stack software development. Strong proficiency in C#/.NET (Core and/or Framework), MS SQL, and Angular (or similar JavaScript frameworks). Experience with Entity Framework, MVC, and containerisation via Docker. Familiarity with AWS ECS, CI/ More ❯

.Net Software Developer (Mid to Senior level) Location: Belfast (Hybrid) Type: Full-Time Permanent A leading global technology firm is seeking a Senior Software Developer to help manage and evolve its mission-critical trading systems. This role involves building scalable systems that directly impact market access on a global scale. What you'll do? Develop, enhance, and maintain complex … systems using C# (.NET Core) and SQL Build cloud-native solutions using AWS Collaborate closely with Solution Architects and QA Engineers to ensure robust, testable, and high-quality delivery Work collaboratively with team members, lead code reviews, and drive best engineering practices Contribute to architectural discussions and CI/CD pipelines What We're Looking For? Professional experience in … software engineering Strong hands-on expertise in C# (.NET Core) and modern JavaScript frameworks (preferably React) Proficiency in Microsoft SQL Server or related relational databases Familiarity with AWS or other cloud technologies is advantageous Financial market experience is beneficial Collaborative mindset with experience working in Agile teams Why Apply? This is an opportunity to join a truly global business More ❯

.Net Software Developer (Mid to Senior level) Location: Belfast (Hybrid) Type: Full-Time Permanent A leading global technology firm is seeking a Senior Software Developer to help manage and evolve its mission-critical trading systems. This role involves building scalable systems that directly impact market access on a global scale. What you'll do? Develop, enhance, and maintain complex … systems using C# (.NET Core) and SQL Build cloud-native solutions using AWS Collaborate closely with Solution Architects and QA Engineers to ensure robust, testable, and high-quality delivery Work collaboratively with team members, lead code reviews, and drive best engineering practices Contribute to architectural discussions and CI/CD pipelines What We're Looking For? Professional experience in … software engineering Strong hands-on expertise in C# (.NET Core) and modern JavaScript frameworks (preferably React) Proficiency in Microsoft SQL Server or related relational databases Familiarity with AWS or other cloud technologies is advantageous Financial market experience is beneficial Collaborative mindset with experience working in Agile teams Why Apply? This is an opportunity to join a truly global business More ❯

trading systems. This role involves building scalable systems that directly impact market access on a global scale. What you'll do? Develop, enhance, and maintain complex systems using C# (.NET Core), React, and SQL Build cloud-native solutions using AWS Collaborate closely with Solution Architects and QA Engineers to ensure robust, testable, and high-quality delivery Mentor junior team … drive best engineering practices Contribute to architectural discussions and CI/CD pipelines What We're Looking For? Professional experience in software engineering Strong hands-on expertise in C# (.NET Core) and modern JavaScript frameworks (preferably React) Proficiency in Microsoft SQL Server or related relational databases Familiarity with AWS or other cloud technologies is advantageous Collaborative mindset with experience More ❯