1 to 25 of 33 Permanent JavaScript Jobs in Northern Ireland

Senior Engineer (Full Stack) JBLE1 NI

Hiring Organisation
TP ICAP Group Services Ltd
Location
Belfast, UK
Engineer in Typescript in a professional environment. Front-end skills Proficient in HTML5, CSS3, and Typescript Proficient in React, Redux, ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL and Websockets Experience with CSS pre-processors ...

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

Hiring Organisation
VANRATH
Location
Belfast, UK
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 or React) Solid understanding of microservices architecture and API development Strong problem-solving and debugging skills Experience mentoring or supporting ...

Senior Software Engineer JBLE1 NI

Hiring Organisation
ARC Regulatory Ltd
Location
Belfast, UK
C#, .NET Core) and SQL Server. Proficiency in Azure cloud services (Azure App Services, Functions, Storage). Experience with front-end technologies (HTML, CSS, JavaScript, Angular, React). Understanding of microservices architecture & API development. Strong problem-solving and debugging skills. Previous experience in mentoring junior members of staff. Desirable Skills ...

Senior Software Engineer JBLE1 NI

Hiring Organisation
Gearset
Location
Belfast, UK
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, Proficiency in working on a distributed ...

Software Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
Looking For 2-4 years' experience in software engineering Strong experience with Node.js and building RESTful APIs Solid experience with React and modern JavaScript/TypeScript Exposure to AWS and cloud-native development Understanding of database design (SQL or NoSQL) Experience writing unit and integration tests A collaborative mindset ...

Senior QA Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
services Hands on 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 ...

.Net Engineer JBLE1 NI

Hiring Organisation
PA Consulting Services Ltd
Location
Belfast, UK
with the following technologies to ensure scalable, high-performance applications: .NET (including Entity Framework 6 and Core, ASP.NET MVC and MVC Core) CSS, HTML, JavaScript/Typescript REST API design Microsoft SQL Server, MySQL, Postgres AWS What you can expect Work to agile best practices and cross-functionally with multiple ...

Senior Software Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
team growth Work within Azure/AWS cloud environments What You'll Bring 5+ years commercial software engineering experience Strong backend development experience Excellent JavaScript/TypeScript skills Experience with React or similar frontend frameworks Strong knowledge of system design and architecture Experience delivering production-grade systems Database experience with ...

Technical Lead

Hiring Organisation
Anson Mccade
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£95,000
Technical Lead or Senior engineer Strong software engineering and system design background Experience delivering enterprise applications on AWS, Azure or GCP Proficiency in JavaScript, Java or .NET Agile delivery experience (Scrum/Kanban) Knowledge of DevOps, CI/CD, infrastructure-as-code and modern testing practices Strong communication and stakeholder ...

NodeJS Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
deliver user-focused features Continuously improve performance, reliability, and security across the platform Tech Environment Backend: Node.js (Express or similar) Frontend: React (modern JavaScript/TypeScript) Cloud: AWS (e.g., Lambda, EC2, S3, RDS) CI/CD & Version Control: Git-based workflows and automated pipelines What We're Looking ...

Principal Full Stack Software Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
Reasoning Problem Solving A streamlined, fair, and efficient process. Interested? To discuss the opportunity in confidence, reach out to Ryan Quinn on LinkedIn. Skills: JavaScript AWS TypeScript Python Go Java Benefits: Options JBLE1 ...

Software Engineer - Full Stack

Hiring Organisation
Hays
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
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 and consuming APIs and web services Good ...

QA Engineer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
services Hands on 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 ...

Senior Software Engineer JBLE1 NI

Hiring Organisation
Intapp
Location
Belfast, UK
client-ready software using agile methodologies Demonstrable experience in C#, .NET Framework or .NET Core Demonstrable experience of development using web technologies including a JavaScript framework ideally React Working knowledge of Unit testing methodologies and frameworks Ability to work to tight timescales and deadlines Experience of building Microsoft Azure Cloud ...

AWS Connect Developer

Hiring Organisation
Centrica - CHP
Location
Antrim, Co. Antrim, UK
Software Engineer or similar role. Strong expertise in AWS services, particularly Amazon Lex and other AI/ML services. Proficiency in TypeScript and modern JavaScript frameworks. Solid understanding of DevOps methodologies and tools (e.g., CI/CD, Serverless, Monitoring). Experience with contact centre technologies and integrations. Excellent problem-solving ...

UI Engineer (Junior to Mid-Level)

Hiring Organisation
Craxel
Location
Belfast, Northern Ireland, United Kingdom
component testing Evolving the UI as BFKI APIs and capabilities expand Must Have 2+ Years experience in a relevant role Languages and Frameworks JavaScript/TypeScript HTML CSS API Integration Experience with REST Understanding of query construction and result rendering from API responses UI Patterns Complex form design and validation ...

Senior React Developer JBLE1 NI

Hiring Organisation
Ocho
Location
Belfast, UK
interactions Communicating design and implementation decisions clearly to both technical and non-technical stakeholders What You'll Need Essential Strong proficiency in HTML, CSS, JavaScript (ES6+), and TypeScript Proven experience building production React and applications Solid understanding of responsive, adaptive, and mobile-first design Experience with design tools such ...

Fullstack Software Engineer React/Python JBLE1 NI

Hiring Organisation
MCS Group
Location
Belfast, UK
cloud-based platform development Supporting the integration of AI-driven features into production Collaborating with engineers and data-focused teams Tech Environment Frontend: Modern JavaScript frameworks - REACT Backend: Python (or GoLang) Database: SQL-based systems Cloud: GCP ideally but open to other cloud providers Exposure to AI/ ...

Front End Developer

Hiring Organisation
Anson Mccade
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent, Work From Home
/UX improvements and design systems Write clean, maintainable, and well-tested code Participate in code reviews and best engineering practices Required Experience: Strong JavaScript/TypeScript skills Experience with modern frameworks (React preferred, Angular or Vue also considered) Solid understanding of HTML5, CSS3, and responsive design Experience integrating RESTful ...

Senior Java Spring Boot Consultant | Microservices & REST

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
Boot development and collaboration on projects using Agile methodologies. Applicants should have at least 5 years of experience in IT, strong skills in Angular, JavaScript, and REST APIs. The position offers the opportunity to work on innovative projects and be part of a dynamic team focused on growth and excellence. ...

Software Engineer (Remote) (Belfast)

Hiring Organisation
Outlier AI
Location
Belfast, UK
Employment Type
Full-time
modular separation (e.g., distinct services for data parsing, logic processing, and reporting). \n Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. \n Practical experience building for live, non-mocked environments and handling multi-turn system interactions. ...

Generative AI Engineer (Remote) (Belfast)

Hiring Organisation
Outlier AI
Location
Belfast, UK
Employment Type
Full-time
with modular separation (e.g., distinct services for data parsing, logic processing, and reporting). Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. Practical experience building for live, non-mocked environments and handling multi-turn system interactions. Outstanding attention ...

AI Solutions Engineer (Remote) (Belfast)

Hiring Organisation
Outlier AI
Location
Belfast, UK
Employment Type
Full-time
modular separation (e.g., distinct services for data parsing, logic processing, and reporting). \n Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases. \n Practical experience building for live, non-mocked environments and handling multi-turn system interactions. ...

Data Science Analyst - Contract JBLE1 NI

Hiring Organisation
VANRATH
Location
Belfast, UK
confidential chat today. Follow VANRATH on LinkedIn for expert career advice, the latest jobs, industry news and much more Skills: SQL Python Javascript ML Data science JBLE1 ...

CTO - Brand new FDI to Belfast

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
making product and architectural decisions Ability to work independently and take ownership Tech-wise, they are open, but experience across the following is beneficial: JavaScript Python/Ruby/Go Modern web or mobile development UI/UX awareness Exposure to AI/machine learning (nice to have, not essential ...