1 to 25 of 28 C# Jobs in Belfast

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
effectively Position Requirements Degree in Computer Science or equivalent experience 4+ years of software development experience Experience with server‐side development in a Windows c# .NET environment Experience designing and implementing scalable web service solutions Strong experience with relational databases (SQL Server or related) Strong experience with Test Automation (unit ...

Senior QA Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
experience with automation frameworks such as Playwright, Cypress, Selenium or similar Proficiency in at least one programming language such as Java, JavaScript, Python or C# Strong understanding of software development and testing lifecycles in Agile environments Familiarity with CI and CD pipelines, version control and modern DevOps practices Strong debugging ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
improving communication and collaborating effectivelyPosition RequirementsDegree in Computer Science or equivalent experience4+ years of software development experienceExperience with server‐side development in a Windows c# .NET environmentExperience designing and implementing scalable web service solutionsStrong experience with relational databases (SQL Server or related)Strong experience with Test Automation (unit testing ...

Senior Software Engineer (Go/AWS)

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
years of professional experience building and scaling backend services. You must have a deep command of at least one modern language (Go, Java, Python, C# or modern OO languages) and the adaptability and desire to become productive in Go. System Design & Architecture: Proven ability to design and implement resilient micro ...

Senior Software Engineer (Front End)

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
collaboration. Familiarity with Storybook for UI component development. Exposure to financial/trading platforms and understanding of financial markets. Experience with AWS services, C#, and relational databases. Knowledge of TDD, BDD, or similar testing methodologies. #J-18808-Ljbffr ...

QA Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
experience with automation frameworks such as Playwright, Cypress, Selenium or similar Proficiency in at least one programming language such as Java, JavaScript, Python or C# Strong understanding of software development and testing lifecycles in Agile environments Familiarity with CI and CD pipelines, version control and modern DevOps practices Strong debugging ...

Senior Software Engineer in Belfast - Ocho

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
Engage in Greenfield Projects Daily Technologies: AWS Angular Java React ASP.NET NodeJS Cloud C# Support JavaScript Years of Post-graduate Engineering Experience Ability and desire to work with various technologies across multiple projects, including Java, .NET, React, Angular, Node.js, and AWS Proven experience of working in a small team Excellent ...

Software Engineer - Full Stack

Hiring Organisation
Hays
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
sharing and collaboration Requirements 3+ years' experience in software engineering/full-stack development Strong experience with backend development using PHP and/or C# Solid frontend development skills using JavaScript frameworks, ideally Vue.js Proven ability to work across the full stack, delivering end-to-end features Experience building ...

Senior Software Engineer - Merchant Solutions

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
Engineering, or a related field, or equivalent practical experience. 5+ years of experience in software engineering. Advanced Programming Skills: Highly proficient in .Net/C# and capable of independently designing and implementing complex algorithms and architectures. CI/CD Mastery: Skilled in managing and improving CI/CD processes, with ...

Senior .NET Backend Engineer – Payments & Scale (Belfast)

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
mentoring junior engineers. The ideal candidate will have a degree in Computer Science and 4+ years of experience in server-side development using Windows C# .NET. Experience with SQL Server, test automation, and CI/CD pipelines is preferred. #J-18808-Ljbffr ...

Contract .NET Developer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
performance optimisation and best practices Ensure code quality through testing and peer review Person We Are Looking For Strong commercial experience with .NET/C# Experience building scalable, high-performance backend systems Solid understanding of APIs, microservices and distributed systems Experience working in cloud environments is advantageous Strong problem-solving ...

AI Enabled Intermediate Power Platform Engineer

Hiring Organisation
Accenture
Location
Belfast, Northern Ireland, United Kingdom
hands-on D365/Microsoft Power Platform experience Proven expertise in Model-Driven Apps and Dataverse architecture, schema, and customisation Strong development skills in C# , JavaScript , and HTML/CSS for plugins, custom workflows, and Web Resources Solid experience with Power Automate for workflow automation and process optimisation Familiarity with ...

Senior Software Engineer - .NET/C# - Pharma JBLE1 NI

Hiring Organisation
VANRATH
Location
Belfast, UK
shaping technical direction, mentoring team members, and working closely with both internal and external stakeholders. The Role Develop and maintain applications using .NET (C#), .NET Core, and cloud technologies Design and optimise SQL databases for performance and scalability Build and manage cloud-based solutions (app services, serverless functions, storage, DevOps … experience in a senior software development role 5+ years' commercial software development experience Degree in Computer Science or related discipline Strong experience with .NET (C#, .NET Core) and SQL databases Experience with cloud platforms (e.g. Azure or similar) Front-end experience with HTML, CSS, JavaScript, and modern frameworks (e.g. Angular ...

Remote Senior Software Engineer – Merchant Solutions

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
functionalities, mentoring junior engineers, and ensuring high-quality code through effective leadership. Candidates should have 5+ years in software engineering, expertise in .Net/C#, and experience with CI/CD processes and distributed systems. Olo offers competitive salaries and a flexible work environment. #J-18808-Ljbffr ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Senior Cloud Backend Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
seeking experienced Senior Software Engineers to design and build backend services with modern cloud platforms. Ideal candidates will have a strong grasp of C#, TypeScript, or Java and enjoy contributing to system architecture and mentoring junior engineers. The position offers flexibility, competitive benefits, and opportunities for development. Join a recognized ...

Senior .NET Engineer - Cloud Payroll Platform

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
Belfast, is seeking a Senior Software Engineer to join their engineering team. This role involves developing and maintaining their cloud payroll platform, utilizing C# and .NET, and leading technical decisions while mentoring less experienced engineers. The ideal candidate will have significant experience in web-based applications, strong database skills ...

Senior Backend Engineer, Payments Gateway — Belfast

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
Global Payments is seeking a Senior Software Engineer in Belfast with expertise in server-side development using C# .NET. The role involves designing and implementing high-quality features, driving improvements in development processes, and mentoring junior engineers. Ideal candidates will have a degree in Computer Science and 4+ years ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
looking for a Senior Software Engineer to join the BrightPay engineering team, working on our cloud payroll platform. You will be writing C# and .NET, working with SQL, and shipping features that handle real payroll runs, tax calculations, and compliance requirements across multiple jurisdictions. Payroll is a domain where correctness … cross-functional teams to ensure consistent, high-quality software delivery. What We're Looking For Essential Significant commercial experience developing web-based applications with C# and .NET. Strong experience with relational databases, including writing and optimising SQL queries. Proven experience with cloud platforms, particularly Microsoft Azure. Demonstrated ability to lead ...

Senior Software Engineer - AI Team

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
secure back-end services that integrate with our AI platform Create user-friendly front-end interfaces for AI features using modern JavaScript frameworks or C# and Blazor Lead technical decision-making within your squad, balancing innovation with pragmatic delivery Drive best practices in code quality, testing, security, and observability … real systems serving users Strong full-stack capability with expertise in: Modern JavaScript frameworks (React, Vue, Angular, etc.) or Blazor for front-end development C# .NET for back-end services RESTful API design and implementation HTML5, CSS3, and responsive design principles Cloud platform experience with Azure, AWS, or GCP Production ...

Senior Engineer (Full Stack) JBLE1 NI

Hiring Organisation
TP ICAP Group Services Ltd
Location
Belfast, UK
Experience with CSS pre-processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c#/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control … proactive approach. Strong analytical ability and innovative problem solving skills. Software Design Patterns. Source control (Git). Desired: OOP \ SOLID Principles. Demonstrable experience of C# (.Net 8+) in a professional environment. Contribution to open-source projects. Experience of regulatory driven projects. Knowledge of Financial Markets, Systems and Over the Counter ...

Remote Backend Engineering Lead - FinTech Platform

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
talented group of engineers. This pivotal role involves architecting and delivering systems for our new loan origination platform. Candidates should have substantial experience in C#/.NET and Azure, alongside a collaborative spirit to work with Product Management. The position offers a fully remote setup within specific time zones ...

Senior Software Engineer - Belfast in Belfast - Ocho

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
Responsibilities In this hands-on role, I need you to develop cloud-native applications using C#, TypeScript, and modern JavaScript frameworks. You will take ownership of end-to-end build and release pipelines using Azure DevOps and implement Infrastructure as Code... Requirements We are looking for a candidate with deep … experience in .NET (C#) and front-end frameworks like React or Angular. Strong knowledge of Azure services such as App Services, Functions, SQL, Blob, and Service Bus is also required. Commercial... #J-18808-Ljbffr ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
role sits at the intersection of software engineering and cloud/platform work. You’ll be designing and building backend services using technologies like C#, TypeScript, or Java, while working closely with modern cloud platforms. It’s a strong fit for someone who takes ownership, is comfortable leading on technical … decisions, and enjoys improving how systems are designed, built, and operated. What You’ll Be Doing Design, build, and maintain backend services using C#, TypeScript (Node.js), or Java Develop cloud-native applications across AWS, Azure, or GCP Contribute to system architecture and make key technical decisions Work with distributed systems ...

Software Engineer - Full Stack JBLE1 NI

Hiring Organisation
HAYS Specialist Recruitment
Location
Belfast, UK
sharing and collaboration Requirements 3+ years' experience in software engineering/full-stack development Strong experience with backend development using PHP and/or C# Solid frontend development skills using JavaScript frameworks, ideally Vue.js Proven ability to work across the full stack, delivering end-to-end features Experience building … supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be Skills: C# Vue JS Javascript Benefits: Work From Home Competitive JBLE1 ...