Frontend Developer Jobs in Northern Ireland, United Kingdom

Air Apps is a family-founded company building the world's first AI-powered Personal & Entrepreneurial Resource Planner (PRP), with offices in Lisbon and San Francisco. As a Front-End Web Developer, you will craft seamless, high-performance web experiences by building and optimizing user interfaces with modern web technologies, collaborating closely with designers, product managers, and back-end developers.

Wind Turbine Monitoring Team builds a next‑generation SaaS platform that uses AI to analyze sensor data from thousands of turbines. As a Frontend Engineer you will design and implement intuitive, data‑dense interfaces in Elm for expert users investigating turbine behavior, turning complex operational data into clear workflows.

A dynamic Frontend Engineer role at Gongio, focused on building intuitive, scalable SaaS applications. The position emphasizes ownership, collaboration with product and UX teams, and participation in architecture discussions.

Compliance Technology - Digital Experience team at JPMorgan Chase builds robust frontend solutions for compliance and operational risk operations. The Frontend Software Engineer III designs, develops, and troubleshoots React/Typescript applications, collaborates with cross‑functional teams, conducts code reviews, and drives continuous improvement.

Risk Technology team building the Wholesale Credit Risk Core Platform, a secure, scalable software foundation for JPMorgan Chase's credit risk operations. As a Frontend Software Engineer III you will design and deliver market‑leading front‑end solutions using JavaScript, TypeScript and React, integrate with Spring Boot back‑ends, and ensure efficient Kubernetes deployments via build servers.

As a Frontend Lead Software Engineer within JPMorgan Chase's Corporate & Investment Bank (CIB) Research Technology team, you will lead end-to-end frontend engineering efforts for the Research Platform, shaping a large client-facing transformation. Day-to-day, you will architect platform-first frontend solutions, collaborate with product managers and cross-functional teams to translate complex business requirements into technical solutions, mentor engineers, and uphold disciplined engineering sta

As a Web Frontend Engineer, you will build the core web experiences, including Chat, Notes, Calendar, Docs and Sheets. You will own complex, highly interactive product surfaces from architecture through implementation, working closely with product, design, backend and AI engineers to make AI a native part of how users communicate, write, organise and work.

The Opportunity: Grafana is an open-source observability product and a platform that teams and plugin developers build on. The Frontend group shapes its user experience (from dashboards and visualisation to navigation, search and sharing) and the foundations that support engineering teams and community contributors across the Grafana ecosystem.

Development Planning team at WSP delivers transport planning, civil infrastructure and urban design for development and master‑planning projects across Scotland and the UK. The Technical Director leads client‑facing activities, drives business growth, shapes market strategy and provides technical leadership, while overseeing large multidisciplinary tender proposals and acting as Project Director on major commissions. Based in Edinburgh with hybrid working (two days remote per week) and occasiona

Product Management team at CSC drives AI-powered digital solutions across Ireland, the UK and the Netherlands. The Senior Manager defines product vision, owns the backlog and partners with data scientists, engineers and stakeholders to deliver responsible agentic AI capabilities.

Software Engineering & Development, Charles River Development, Assistant Vice President

The Aurora Control Plane Developer Experience team within AWS Utility Computing builds and manages essential service components, APIs, and workflows to orchestrate and secure Amazon Aurora's distributed database infrastructure. As a Software Development Engineer II, you will design, develop, and own significant system software components critical to industry-leading cloud database services while mentoring other engineers.

Product Development Tools organization at Workday builds tooling that powers thousands of engineers, creating frictionless experiences for the development community. As a Senior Software Development Engineer you will design and ship microservices, APIs and CI/CD automation that enhance the development lifecycle, mentor engineers and drive high‑quality, scalable solutions.

Senior Developer on Storyful’s front‑end team, building and shipping products for the News and Content division. Day‑to‑day work includes writing maintainable, performant, and secure JavaScript, collaborating with product owners and designers, and mentoring peers through code reviews and pair programming.

Specialist Technology Team builds proprietary software platforms for treasury, collateral and trade operations in a leading funds environment. The Fullstack Developer creates new applications, enhances existing modules, and designs AI agents and agentic workflows to boost platform capabilities.

We are hiring a Lead Developer - Full Stack to drive engineering excellence across content management, API delivery, integration services, and platform reliability. This role focuses on hands-on full-stack development and technical leadership within a modernizing product portfolio, supporting content publishing workflows, API platforms, clinical data integration, and operational reliability.

Citco seeks a Fullstack Developer skilled in Python, FastAPI, React, and AWS to build and enhance treasury and trade operations platforms. Responsibilities include developing new features, improving existing modules, automating builds, documenting systems, and supporting users.

Backend Development team builds the core systems behind BJAK's AI Neobank app, delivering reliable APIs and financial product infrastructure at scale. The role designs and implements backend services for onboarding, payments, cards, transfers, KYC and risk flows, ensures system reliability, security and observability, and collaborates with product, frontend, mobile and AI teams to launch features quickly.

Robert Walters is recruiting for a multinational financial services firm offering advisory, investment, and asset management solutions. The Python Developer will design, develop, and maintain production-grade Python applications, automation frameworks, and reusable components while building CI/CD and infrastructure deployment pipelines.

Zinkworks is seeking an experienced Data Engineer to design, develop, enhance, and support scalable cloud-based data solutions. You will work with established cloud data platforms, extending existing solutions and developing pipelines, transformations, integrations, and data models to support operational, analytical, and AI-driven use cases.