senior javascript engineer jobs in Belfast

Full Stack Engineer (JavaScript) – 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 for a senior, backend-leaning Full Stack Engineer who thrives in the controlled chaos of a true...

Position: Web Scraping Engineer - Javascript, Typescript Company: FlatPlan Website: https://flatplan.io Work hours: 10am - 6pm GMT / Mon - Fri Holidays:29 days Summary Hi, I’m Kieran, CEO at FlatPlan. We’re a SaaS business that enables media companies to deliver breaking news articles to millions of people on Apple devices. We’re a small, passionate team that work closely with some...

Company: 8 Signals Limited About us 8 Signals is a UK-based software development company specialising in building tailored digital solutions that help businesses solve complex problems and streamline their operations. We combine strong technical expertise with a deep understanding of our clients’ requirements to deliver high-quality software, whether that’s new applications, enhancements to...

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 one of our multinational Scrum teams to create state-of-the-art software solutions. In all...

Senior Solutions Engineer (.NET) Do you enjoy working directly with customers to solve real integration problems? Are you comfortable translating business requirements into scalable technical solutions? Looking for a role where you can combine technical depth with strong client-facing work? My client is a cloud-based SaaS platform operating at scale, supporting enterprise customers with complex...

Fully remote, 12-month contract. Who You’ll Work With You’ll work with the Client's team focused on our internal Firm GenAI initiatives. Our team is distributed across multiple locations, including offices in North America, Europe, and Latin America. The team is dedicated to advancing the capabilities and applications of Generative AI within our firm, driving innovation, and delivering...

The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions. Through our people and technology, we connect clients to superior liquidity and data solutions. The Group is home to a stable...

MCS Group are seeking a Senior QA Engineer to join a global leader in the FinTech industry as a part of their Belfast expansion. You will be a quality advocate and will drive automation-first practices, with a strong focus on API testing. Working closely with developers and product owners, you will ensure high-quality, reliable software is delivered each sprint. This is a hands-on role with...

Job Description My client, a global organisation within the technology and data solutions space, is hiring a Senior QA Engineer to join an established Agile team. This is a newly created position within a growing group, focused on building high-quality, scalable features across a suite of complex products. * Competitive salary * Hybrid working * Flexible working * Bonus scheme * Clear career...

Senior/Lead Software Engineer – Fully Remote (UK) A global B2B SaaS technology business is building out its European engineering hub and is hiring multiple Senior / Lead Software Engineers (JavaScript) to develop and enhance a mission-critical platform used internationally. These are hands-on individual contributor role with strong ownership — ideal for engineers who enjoy building high-quality...

Senior Python Scraping Engineer Location: Fully remote Salary: £60,000 – £70,000 The Opportunity I'm looking for a Python Scraping Engineer to join a growing AI-focused data team. What You’ll Do - Design, build, and maintain large-scale production web scrapers - Tackle advanced anti-bot and detection systems - Work with browser automation and dynamic, JavaScript-heavy sites - Improve...

MCS Group is working exclusively with a high-growth software company with deep roots in Belfast. We're seeking a Senior Software Engineer with strong expertise in Java to join a growing team within their engineering function in Belfast. As a Senior Java Developer, you'll be part of a group driving transformation across some pretty unique industries, helping global brands through the creation of...

Senior Front-End Software Engineer (React) Location: Belfast / Hybrid Eligibility: UK work authorisation required I'm working with a global financial services technology organisation that builds high-volume, business-critical platforms used across international markets. They're looking for a Senior Front-End Engineer to help design and deliver modern, scalable user interfaces used by both...

Senior Full Stack Software Engineer Location: UK Remote Engagement: Permanent Interview process: Single stage technical interview At OCHO, we build teams for organisations where engineering excellence genuinely matters. This role sits within a high performing product group developing large scale operational software used daily by thousands of field based users. The team moves quickly, values...

Senior/Principal Software Engineer - Cloud Platform (Hybrid, Belfast) We're partnered with a global software company seeking a Senior Software Engineer to join their Cloud Platform team in Belfast. You'll be part of a group driving transformation across the manufacturing and engineering sector through cutting-edge cloud solutions. What you'll be doing: Designing and building new features for a...

Senior Quality Assurance Engineer Location: UK-based (hybrid/flexible) Eligibility: UK work authorisation required (no sponsorship available) We're looking for a Senior QA Engineer to join a global tech team building high-performance platforms used across financial markets. You'll be the go-to person for driving automation and quality-first practices, working side-by-side with developers, product...

MCS Group is delighted to be partnering with a global software company that is driving innovation within the manufacturing technology space. This business is on an exciting journey of modernising its legacy product portfolio and expanding its best-in-class automation solutions - and they are now seeking an experienced Senior Software Engineer (Tech Lead) to join their growing team. ?? Location:...

Job description. Senior Software Engineer - Java Location: Belfast / Hybrid Eligibility: UK work authorisation required This role sits within a global technology business building large-scale platforms used by millions of people every day. You'll join a highly capable engineering team working on complex, high-throughput systems where reliability, performance, and clean design really matter. As a...

Senior Frontend Engineer - Belfast (Hybrid) MCS Group is working exclusively with a global financial services organisation building out their engineering team in Belfast. We're looking for a Senior Frontend Engineer to help deliver business-critical platforms used across international markets. You'll work closely with architects and principal engineers, owning the design and build of modern...

Senior Software Engineer (React, Typescript) Location: Belfast (3 days per week in office) Salary: 65-75k + bonus A global market infrastructure organisation is seeking a Senior Software Engineer to help shape the future of its digital platforms, delivering business-critical software for internal broking teams and external clients. You'll join a high-performing Agile engineering team working on...