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  • Senior Full-Stack Architect (Azure & Application Modernization)

    £33k - £73k per annum

     ...Expert-level knowledge of .NET C#, REST API development, and Microsoft...  ...DB/Mongo) and Relational (SQL) databases ~ Strong working knowledge...  ...front-end components Develop responsive portals using Blazor...  ...environment where recent graduates and seasoned professionals thrive... 
    For graduates
    SQL
    C#
    Full-time
    Hybrid working
    On-site

    Codec Systems Limited

    Belfast
    12 hours ago

  • .NET Developer

    £36k - £48k per annumEstimated
     ...be working on current and new upcoming projects that will develop your software skills and allow you to progress your...  ...the final product. The Person: Experience using C# / ASP.NET Experience using SQL. Good to have: ~Experience managing staff. ~Experience... 
    SQL
    C#
    Permanent
    Full-time
    Hybrid working

    Hayward Hawk Limited

    Belfast
    more than 2 months ago

  • Senior Software Engineer (.Net)

    £60k per annum

     ...degree in Computer Science or a related field. We expect you to have a minimum of 3-5 years' experience in C# .NET development, along with strong proficiency in SQL Server and experience in building RESTful web services. Additionally, proven problem-solving abilities and effective... 
    SQL
    C#
    Full-time
    Flexible hours

    Ocho

    Belfast
    12 hours ago

  • Senior .Net Developer - Omagh

    £60k per annum

     ...60,000 per year Requirements: A degree in Computer Science or similar Professional experience in C#/.NET with strong exposure to web applications, APIs, and SQL Proven experience building enterprise-focused web solutions Solid understanding of design patterns... 
    SQL
    C#
    Long-term contract
    Full-time
    Hybrid working
    On-site

    MCS Group

    Omagh, Co. Tyrone
    12 hours ago

  • Intermediate Full-Stack Developer

    £33k - £73k per annum

     ...application development ~ Strong proficiency in C# .NET and experience with REST APIs ~...  ...) is highly desirable ~ Experience with SQL or NoSQL databases ~ Experience writing...  ..., NUnit, Jasmine) Responsibilities: Develop scalable web applications using the Microsoft... 
    SQL
    C#
    Full-time
    Hybrid working
    On-site

    Codec Systems Limited

    Belfast
    12 hours ago

  • Senior Software Engineer (.Net)

    £50k - £65k per annum

     ...Agile, cross-functional team, developing high-quality software for both...  ...delivery to completion Mentor junior developers and promote best practices...  ...: Strong background in C# .NET Experience with Git, CI...  ..., and database technologies (SQL/NoSQL) Excellent problem-solving... 
    SQL
    C#
    Permanent
    Hybrid working
    On-site
    Belfast
    25 days ago

  • Software Engineer Intern Placement Year

    £27k - £37k per annumEstimated
     ...their penultimate year of university with a graduation date of summer 2028. As a Placement Software Engineer in Visa you will: Help develop the next generation of Visa enterprise...  ...within Object oriented languages such as Java C# or C An undeniable passion for the... 
    For graduates
    C#
    Summer work
    Internship
    Placement year
    Remote

    Visa

    Belfast
    a month ago

  • Senior Software Engineer

    £58k - £77k per annumEstimated
     ...Senior Software Engineer at Olo you will develop scale and monitor solutions and services that...  ...including excellent knowledge of C# .NET and object oriented concepts ~ Experience...  ...Frontend: React MVC ~ Backend: .NET (C#) SQL Server ~ Tests: NUnit xUnit Playwright... 
    SQL
    C#
    Long-term contract
    Full-time
    Remote

    Olo

    Belfast
    26 days ago

  • Senior Software Developer

    £65k per annum

     ...in software development. You should be proficient in C#, Java, Python, or JavaScript/Node.js, with strong SQL skills and experience with relational databases. A...  .... Responsibilities: ~ In this role, you will develop and maintain high-quality, scalable applications while... 
    SQL
    C#
    Full-time

    Staffline Recruitment Ltd.

    Craigavon, Co. Armagh
    12 hours ago

  • Senior .NET Engineer

    £70k per annum

     ...- 70,000 per year Requirements: Solid experience in C#, ASP.NET, .NET Core Strong SQL experience Experience in building microservices High...  ...AWS, Kubernetes, Kafka Responsibilities: Design and develop complex backend services using modern .NET technologies... 
    SQL
    C#
    Full-time
    Hybrid working
    On-site
    2 days/week

    MCS Group

    Belfast
    12 hours ago

  • Placement Software Engineer

    £24k - £31k per annumEstimated
     ...opportunities for committed employees to learn and develop their career with us. At Thales UK we...  ...programming in a high level language (C C C#) Practical experience in a number of...  ...sites throughout the UK when participating in Graduate Development Programme activities.... 
    For graduates
    C#
    Job sharing
    Long-term contract
    Full-time
    Part-time
    Apprenticeship
    Work from home

    Thales

    Belfast
    a month ago

  • AI Software Engineer

    £31k - £45.5k per annum

     ...Minimum of 3 years experience within a Senior Software Developer role Minimum of 5 years post graduate experience within Software Development Degree...  ...related discipline Strong experience in .NET (C#, .NET Core) and SQL Server Proficiency in Azure cloud services (... 
    SQL
    C#
    Full-time
    Hybrid working
    On-site

    ARC Regulatory Ltd

    Belfast
    12 hours ago

  • Software Engineer Placement - Belfast

    £49k - £63k per annumEstimated
     ...penultimate year of university , with a graduation date of summer 2028 . As a Placement Software...  ...Engineer in Visa, you will: Help develop the next generation of Visa enterprise class...  ...Object oriented languages such as Java, C# or C++ An undeniable passion for the software... 
    For graduates
    C#
    Summer work
    Internship
    Placement year
    Remote
    Belfast
    a month ago

  • Senior Software Engineer - Belfast

    £65k per annum

     ...a candidate with deep experience in .NET (C#) and front-end frameworks like React or Angular...  ...services such as App Services, Functions, SQL, Blob, and Service Bus is also required....  ...: ~ In this hands-on role, I need you to develop cloud-native applications using C#, TypeScript... 
    SQL
    C#
    Full-time
    Hybrid working
    Flexible hours

    Ocho

    Belfast
    12 hours ago

  • Senior Manager Software Engineering Lead DE TC UKI Belfast

    £72k - £97k per annumEstimated
     ...and Functional Specialists we develop a vision roadmap and case for change...  ...team providing mentoring to junior engineers and leading by...  ...programming languages such as Java C# Python JavaScript or similar languages...  ...such as PostgreSQL MySQL or MS SQL Experience working with... 
    SQL
    C#
    Holiday work
    Full-time
    Immediate start
    Flexible hours

    EY Studio+ Nederland

    Belfast
    24 days ago

  • Senior Frontend Developer - React

    £50k - £65k per annum

     ...company is looking for a Senior Front-End Developer to join their agile product development...  ...DevOps best practices Support and mentor junior developers Take ownership of delivery...  ...Desirable ~ Exposure to AWS, C#, SQL databases, or TDD/BDD methodologies... 
    SQL
    C#
    Permanent
    Hybrid working
    Flexible hours
    Belfast
    28 days ago

  • Senior Frontend Developer - React

    £65k per annum

     ...essential. Additionally, exposure to AWS, C#, SQL databases, or TDD/BDD methodologies would...  ...external financial clients worldwide. You will develop modern, scalable front-end applications...  ...DevOps best practices, support and mentor junior developers, and take ownership of delivery... 
    SQL
    C#
    Full-time
    Hybrid working
    Flexible hours

    VANRATH

    Belfast
    12 hours ago

  • Software engineer java

     .... Our technology stack... Java (8/11) Spring Framework SQL (Microsoft SQL Server) C#, .NET & WPF GIT Grafana iM Responsible For… Designing and...  ...in Object Oriented Design and Patterns. Experience in developing RESTful APIs at scale. Experience in C#, .NET & WPF is... 
    SQL
    C#
    Hybrid working
    On-site
    Flexible hours

    iManage

    Belfast
    14 days ago

  • Technical Graduate Programme

     ...Technical Graduate Programme 2026 At CGI, we empower the next generation...  ...from the start. Whether you’re developing full-stack applications,...  ..., Java, Python, JavaScript, or C#. Systems & Tools: Familiarity...  ...Data & Analytics: Experience with SQL, NoSQL, or analytics tools; interest... 
    For graduates
    SQL
    C#
    Belfast
    a month ago

  • Apprentice - Digital (Software Development) - Belfast

    £20k - £40k per annum

     ...programming language or framework, such as Java, C#/.NET, or JavaScript. Basic...  ...or non-relational databases (MS Access, MS SQL, MySQL, MongoDB). Awareness of cloud platforms...  ...: Work with experienced software developers and consultants to understand client requirements... 
    SQL
    C#
    Full-time
    Part-time
    Apprenticeship

    PA Consulting Services Ltd

    Belfast
    12 hours ago

  • Junior Automated QA Contractor - Hybrid

    £75k per annum

     ...BDD tools (e.g. Gherkin/Cucumber) ~ Basic SQL skills for data analysis ~ Strong...  ...frontend systems Collaborate closely with developers, product owners, and clients Identify,...  ...Frontend SQL More: We are looking for a Junior Automated QA Contractor to help deliver... 
    Junior
    SQL
    Hybrid working
    Immediate start
    3 days/week

    Adepta Partners Limited

    Northern Ireland
    12 hours ago

  • Principal Software Engineer (Belfast) - Financial...

     ...performance, cross-functional teams in an Agile environment. ~ Strong expertise in .NET Framework and .NET Core (C#). ~ Experience designing and developing distributed, event-driven, cloud-native systems. ~ Proficiency in API design and development (REST, GraphQL). ~... 
    C#
    Long-term contract

    Vantage Point

    Belfast
    more than 2 months ago

  • Cloud Engineer (Azure)

    £30k - £60k per annum

     ...Apps and Azure Container Registry Experience implementing secure data and platform services including Key Vault, Cosmos DB, and Azure SQL / PostgreSQL Experience deploying and supporting data and AI workloads, including Databricks and integrations with Azure AI services... 
    SQL
    Full-time
    Remote
    Shift work

    Ocho

    Belfast
    12 hours ago

  • Senior .NET Developer

    £65k per annum

     ...distributed, event-driven, cloud-native systems. You should have deep expertise in .NET Core and modern .NET Frameworks using C#. A strong background in developing APIs (REST or GraphQL) is essential, along with a solid understanding of relational databases and performance... 
    C#
    Full-time
    Work from home

    Ocho

    Belfast
    12 hours ago

  • Software Engineer

    £35k - £55k per annum

     ...per year Requirements: Strong foundational knowledge in C++ or C# Familiarity with DevOps and GitHub Understanding of...  ...process, from conception through to completion and launch Design and develop code for complex Defence solutions Share thoughts and contribute... 
    C#
    Full-time

    ITSS Recruitment

    Eglinton, Co. Londonderry
    22 days ago

  • Senior Backend Software Engineer

    £43k - £57k per annumEstimated
     ...we believe in high quality engineering and design, allowing us to develop market leading products and services. In short, we love creating...  ...and implementing REST APIs (Fast API) Experience working with SQL databases Practical knowledge of Linux (CLI, bash) Experience... 
    SQL
    Full-time
    Hybrid working

    Calmin group

    Lisburn, Co. Antrim
    26 days ago

  • Full Stack Java Engineer

    £60k per annum

    Senior Java Developer – High-Growth Tech Business Location: Belfast or London (Hybrid working...  ..., AWS, Kubernetes, API Design, SQL We're partnered with a high-growth UK tech...  ...testing, and CI/CD pipelines. ~Support junior engineers and contribute to a culture of continuous... 
    SQL
    Permanent
    Full-time
    Hybrid working

    Hayward Hawk Limited

    Belfast
    more than 2 months ago

  • Thales Online recruitment Event Courseware Developer roles

    £27k - £37k per annumEstimated
     ...offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK we research develop and...  ...Resourcing Ops for mid to senior roles or the Early Careers Teamfor graduate and apprentice roles. Great journeys start here apply now!... 
    For graduates
    Job sharing
    Long-term contract
    Full-time
    Part-time
    Apprenticeship
    Work from home

    Thales

    Belfast
    more than 2 months ago

  • Mid-Level Full Stack Developer (React)

    £30k - £60k per annum

     ...experience, ideally in product led environments ~ Strong commercial experience with Python and React across the stack ~ Solid grounding in SQL, HTML, and CSS ~ Experience with frameworks such as Flask, Django, SQLAlchemy, or React Query is a plus ~ Familiarity with AWS and... 
    SQL
    Full-time

    Ocho

    Belfast
    12 hours ago

  • Principal Developer, iTS Computing

    £65k - £105k per annum

     ...development, with at least 2 years in a technical leadership or principal developer role. Proven track record of designing and delivering complex...  ...Deep expertise in modern programming languages, particularly C# and JavaScript/Typescript. Strong understanding of cloud... 
    C#
    Full-time
    Hybrid working
    On-site
    Work from home

    ITS Computing

    Belfast
    12 hours ago