Senior Software Engineer

Company: VANRATH
Apply for the Senior Software Engineer
Location: Belfast
Job Description:

Senior Software Engineer

Our client is a global technology organisation operating within the financial services sector, delivering mission-critical software and digital platforms that support high-volume, real-time trading and data services across international markets.

They’re looking for a Senior Software Engineer to join a collaborative Agile team, delivering scalable, business-critical applications while helping shape technical direction and mentoring other developers. This role offers the opportunity to work on modern technologies within a fast-paced, innovative environment.

Key Responsibilities

  • Design and develop modern front-end solutions in collaboration with architects and senior engineers.
  • Take ownership of technical delivery, ensuring high-quality, scalable and maintainable code.
  • Provide technical leadership, mentoring and support to team members, including experience managing or coaching direct reports.
  • Drive continuous improvement by evaluating new technologies, frameworks and development practices.
  • Work across the full software development lifecycle, from design through to deployment and support.
  • Collaborate within cross-functional Agile teams to deliver high-impact software solutions.

Essential Experience

  • Strong commercial experience with React, TypeScript, JavaScript, HTML5 and CSS.
  • Experience building scalable, reusable UI components and responsive web applications.
  • Knowledge of modern component libraries (e.g. Material UI or similar).
  • Experience with automated testing (Cypress, Selenium or equivalent).
  • Familiarity with build tools such as Webpack or Vite.
  • Understanding of performance optimisation, web security and software engineering best practices.
  • Experience working across the full SDLC in Agile environments.
  • Excellent problem-solving, communication and stakeholder management skills.
  • Previous experience leading, mentoring or managing developers, including direct reports, is essential.

Desirable

  • Experience with Storybook, Figma or similar UI tools.
  • Exposure to cloud technologies (AWS or Azure).
  • Experience with C#, relational databases and modern testing practices (TDD/BDD).
  • Previous experience within financial services, trading platforms or other highly regulated environments.

For further information on this job, apply via the link or contact the VANRATH office for a confidential chat today.

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Skills:Senior Software Developer Senior Software Engineer Frontend Engineer Frontend Developer

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Posted: July 8th, 2026