Senior Software Engineer - Front End

Job Description

My client, a global organisation operating within financial markets technology, is hiring a Senior Software Engineer (Front End) to join their Belfast-based team. This is a key position within an established technology division, focused on building and enhancing business-critical digital platforms used across global markets.
This is an opportunity to work on high-impact systems that support liquidity, pricing, and data distribution across international clients.

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  Competitive salary (Manager level)
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  Hybrid working - Belfast
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  Collaborative, Agile environment
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  Strong career progression within a global organisation
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  Exposure to complex, enterprise-scale systems

You will join a high-performing Agile team responsible for delivering scalable, intuitive, and high-performance front-end applications. Working closely with senior technical stakeholders, you will design and implement modern web interfaces that support mission-critical platforms.
As a Senior Software Engineer (Front End), you will take ownership of front-end engineering deliverables from design through implementation. You will build modern, reusable components using React, TypeScript, and JavaScript, ensure cross-browser compatibility, optimise performance, and uphold best practices in testing and security. You will mentor junior engineers, contribute to technical direction, and continuously explore new tools and frameworks to enhance delivery capability.
The role involves building automated test suites (integration, regression, end-to-end), optimising build processes using tools such as Webpack or Vite, and collaborating closely with design teams to deliver consistent user experiences across complex systems.

The Person

Essential Experience

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  Proven experience developing scalable web applications using React, TypeScript, JavaScript, and HTML/CSS
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  Strong knowledge of modern React, TypeScript, ES6, JSX, and reusable component design patterns
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  Experience ensuring consistent UX/UI across multiple browsers
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  Familiarity with component libraries such as Material UI, Ant Design, or similar
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  Experience implementing automated testing using tools such as Cypress, Selenium, or similar
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  Experience using modern build tools (Webpack, Vite, or similar)
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  Strong understanding of performance optimisation and web security best practices
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  Experience working across the full SDLC, from design through production support
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  Strong problem-solving skills with the ability to validate technical approaches via POCs
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  Experience documenting and testing systems effectively

Desirable

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  Experience using design collaboration tools (e.g. Figma)
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  Familiarity with component-driven development tools (e.g. Storybook)
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  Exposure to financial services or enterprise-scale platforms
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  Experience with cloud platforms
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  Experience with backend technologies such as C# and relational databases
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  Knowledge of TDD / BDD methodologies

For further information on this opportunity, or other Software Engineering roles in Belfast and Northern Ireland, apply via the link or contact the recruitment team for a confidential discussion.

If you'd like, I can now:

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  Make it even more neutral for agency redistribution
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  Reposition it toward mid-level instead of senior
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  Or sharpen it to be more candidate-attractive and benefits-led.