21 of 21 Permanent JavaScript Jobs in Northern Ireland

Senior Software Engineer (.Net)

Hiring Organisation
Primis
Location
Belfast, UK
Employment Type
Full-time
Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend: HTML, CSS, JavaScript DevOps: CI/CD pipelines, Behaviour-Driven Development, modern agile methodologies What You Bring: Senior: 6+ years of software engineering experience Principal: 10+ years ...

Senior Software Developer | Webigence and Spark Travel

Hiring Organisation
Spark Travel
Location
Belfast, UK
Employment Type
Full-time
degree in Computer Science or a closely related discipline. - 4+ years building modern web or data applications with .NET and at least one JavaScript framework. - Hands-on experience with Azure or another major cloud provider, plus an understanding of microservices and event-driven architectures. - You love balancing delivery speed with ...

Senior Software Engineer

Hiring Organisation
Adecco
Location
Northern Ireland, UK
Employment Type
Full-time
role. AWS Expertise: Strong proficiency in AWS services, particularly Amazon Lex and other AI/ML offerings. Tech Savvy: Proficiency in TypeScript and modern JavaScript frameworks. DevOps Knowledge: Solid understanding of DevOps methodologies and tools (CI/CD, Serverless, Monitoring). Contact Center Familiarity: Experience with contact center technologies ...

AI Engineering Lead

Hiring Organisation
Akixi
Location
Belfast, UK
Employment Type
Full-time
developing and integrating AI solutions such as chatbots, voicebots, ML models, or LLM-based analytics. Strong proficiency in Python (preferred) and/or JavaScript/TypeScript. Hands-on experience with AI frameworks (TensorFlow, PyTorch, LangChain) and LLM APIs (Azure OpenAI, OpenAI API, Anthropic, AWS Bedrock). Experience with Microsoft ...

Principal Software Engineer

Hiring Organisation
OpenSolar
Location
Belfast, UK
Employment Type
Full-time
technology skills, including substantial leadership and architecture responsibilities. Core Technology skills required – Strong full stack software engineering skills. Desirable technology skills: Python, Django, React, JavaScript, MySQL, SPAs, AWS (Lambda, CloudFormation, RDS). Best practice software development skills and practices. Excellent communication skills with an open, collaborative approach. A passion ...

Full Stack Engineer

Hiring Organisation
First Point Group
Location
Belfast, UK
Employment Type
Full-time
continuously improve solution design and delivery. Required Skills & Experience Strong commercial experience with Node.js for backend development. Front-end development experience using modern JavaScript frameworks (e.g. React, Vue, Angular). Experience designing and building data-driven web applications and APIs. Solid understanding of software development best practices, security, and scalability. ...

Senior Software Engineer

Hiring Organisation
Immersum
Location
Belfast, UK
Employment Type
Full-time
days/month; occasional team gatherings Salary: Senior: €130–150k base + growth trajectory Principal: €160–200k base + package discussion Tech: Python, JavaScript, Azure, AWS, AI, LLM's, RAG Industry: AI Consultancy The Role We're looking for talented engineers to join our customer-facing AI practice, from Senior ...

Full Stack Engineer

Hiring Organisation
Morson Edge
Location
Belfast, UK
Employment Type
Full-time
team grows Skills 4+ years commercial software development experience 2–3+ years experience with React.js 2–3+ years experience with Node.js and modern JavaScript (ES6+) Experience with relational databases such as Postgres Familiarity with Git and CI/CD workflows Strong collaboration and communication skills Agile development experience Writing clean ...

Senior Magento Developer (Backend)

Hiring Organisation
INDEZ
Location
Belfast, UK
Employment Type
Full-time
Minimum 3+ years of commercial experience with Magento 2, specifically with a backend focus. Tech Stack: Strong proficiency in PHP, MySQL, HTML/CSS, JavaScript, and Git. AI-Augmented Workflow: You are comfortable working with AI-native IDEs (e.g. Google Antigravity, Cursor, Windsurf) to speed up debugging and code generation. ...

Senior JavaScript Engineer (FTC)

Hiring Organisation
Zebra People | B CorpTM
Location
Belfast, UK
Employment Type
Full-time
6 month fixed term contract. We are looking for a senior full-stack React developer to help a client continue development of their AI research product. It enables teams to transform their research into interactive ...

Application Software Consultant

Hiring Organisation
Alchemy Recruitment Solutions Ltd
Location
Belfast, County Antrim, Northern Ireland, United Kingdom
Employment Type
Permanent
Salary
£50,000
STEM or IT graduate 5 years+ real world enterprise software implementation experience Experience supporting users of enterprise software applications Experience configuring solutions using JavaScript, VBScript, VB.NET & SQL Experience conducting requirements gathering and documentation. Windows Servers & Networking experience Desired: Industry knowledge: Experience within regulated industries (e.g., engineering, construction, nuclear, finance ...

Director of Development

Hiring Organisation
Digital Silk - Growing Brands Online
Location
Belfast, UK
Employment Type
Full-time
leadership roles Proven experience leading development teams and senior engineers within a digital agency or professional services environment Strong hands-on experience with PHP, JavaScript, HTML, and CSS Proven experience delivering complex custom websites, platforms, integrations, and ecommerce solutions Deep practical experience with WordPress, and working knowledge of Shopify ...

Front End JavaScript Developer

Hiring Organisation
Enigma Software Solutions
Location
Belfast, UK
Employment Type
Full-time
Position: Front End JavaScript Developer Reports to: Front End Development Team Lead Hours: 40 hours Location: 3 days in North London office (Monday – Wednesday) Salary: £60 - £80,000 + eligibility for performance bonus Start date: ASAP Purpose of the role: As a Front End Developer you will join … highest standards of code quality in alignment with company-wide conventions. Required skills: · Minimum of 4 years of hands-on experience with Javascript working mainly on Frontend solutions · Solid grasp of JavaScript(Vanilla Javascript) fundamentals, including understanding of the Document Object Model (DOM) and browser Application Programming Interfaces (APIs). ...

Backend Engineer, Contract | Python (Django), Java and Rust | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length

Hiring Organisation
Owen Thomas | Pending B CorpTM
Location
Belfast, UK
Employment Type
Full-time
Rate £550-650pd, Outside IR35 | 12-months Contract Length Senior-level backend experience with Python and Django in production systems Proven work with JavaScript and React (production experience strongly preferred) Familiarity with MySQL Databases and scale Strong grasp of APIs, cloud-native systems, and scalable architecture Freelance mindset: able ...

Full Stack Engineer (JavaScript) - Early-Stage Tech Start-Up

Hiring Organisation
Urban Digital Recruitment Ltd
Location
Belfast, UK
Employment Type
Full-time
Full Stack Engineer (JavaScript) – Early-Stage Tech Start-Up Remote (UK-based only) | Flexible Hours c£90k + Benefits (Pension, Private Healthcare, Death-in-Service, Equity Potential) Please note: Applicants must be UK-based with full right-to-work. Sponsorship is not available. The Role We're looking … bill syncs, integrations, and personalised experiences. About You You will be a great fit if you: Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. Are backend-leaning, with deep Node.js and API experience. Have previously worked in early-stage start-ups or very lean engineering teams. ...

Software Engineer

Hiring Organisation
limitless
Location
Belfast, UK
Employment Type
Full-time
engineers – collaborating to build modern, scalable digital services using the latest technologies and practices. Tech Stack Languages & Frameworks: Python 3 (Flask/FastAPI), Typescript, JavaScript (Angular) & opportunity to work with Golang Infrastructure: Docker, Kubernetes Cloud & Tooling: Google Cloud Platform (GCP), GitHub Enterprise Cloud, Datadog, Slack Database: PostgreSQL About … looking for someone who: Has commercial experience with Python (Flask & FastAPI ideally) and JavaScript (Angular). Understands scalable design and modern DevOps practices (Docker, Kubernetes, CI/CD) Values clean code, strong testing practices, and collaborative working Enjoys working in lean, agile teams and contributing to product thinking Bonus ...

.NET Developer

Hiring Organisation
Noir
Location
Belfast, Northern Ireland, United Kingdom
.NET Developer, .NET 10.0 - Social Networking Site – Belfast (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking web site and they have … dedicated technical training per year and exposure to cutting edge technologies such as: .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Azure, Bootstrap, Agile and MongoDB. Additionally you will follow an official structured career progression program. Location : Belfast, Northern Ireland ...

Coding Trainee Placement Programme

Hiring Organisation
ITOL Recruit
Location
Belfast, City of Belfast, County Antrim, United Kingdom
Employment Type
Permanent
many entry level programming roles and help you get a step ahead. Learn the Command Line (*1.5 weeks) Learn Git & GitHub (*1.5 weeks) Learn JavaScript (*1.5 weeks) Learn Python 3 (*1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet. Therefore, this is an essential addition ...

Principal Frontend Engineer

Hiring Organisation
Morson Edge
Location
Belfast, UK
Employment Type
Full-time
their skillsets, fostering a culture of continuous learning and improvement. You will bring over 7 years of software engineering experience with deep expertise in JavaScript, TypeScript, and React. Experience in full stack development using Node.js or Go would be a nice to have alongside a strong understanding of automated testing … practices. Bonus skills include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills ...

Full Stack Developer - AI & Automation (UK Remote)

Hiring Organisation
Stanley House Consulting
Location
Belfast, UK
Employment Type
Full-time
across products. Develop sophisticated CRM functionality. Create robust automation tools to transform workflows. Tech Stack You'll Work With Frontend: Next.js (App Router), React, JavaScript, TypeScript, Chakra UI, TailwindCSS, shadcn/ui Backend: Supabase (PostgreSQL, Auth, RLS, Storage) AI/ML: OpenAI, Anthropic Claude, LangChain, Vector Databases Deployment: Vercel … Must-Have Skills Core Languages: TypeScript, JavaScript, Python Databases: MySQL, PostgreSQL, JSON Frameworks: Next.js & React, incl. App Router (Server/Client Components, Server Actions) Proficiency in Supabase (database design, RLS, auth flows) Third-party API App Integration (incl. OpenAI, AI/LLM APIs) AI/ML: RAG implementation (Vector Databases ...

Product Engineer

Hiring Organisation
Altech Group Ltd
Location
Belfast, UK
Employment Type
Full-time
with high-quality, vetted human data for studies, surveys, and AI research are looking for 2 excellent Product Engineers. The stack is Python/JavaScript focused, but the crux of what they want are engineers who can build product from scratch, with a real understanding of how to optimize workflows. … working in a business acknowledged for being one of the best places in the UK for Engineers to learn and grow. Essential Skills: Python JavaScript/Typescript. They use Vue.js but are open to any React.js engineers AWS/GCP MongoDB DynamoDB Nice to haves: Experience building a product from ...