TypeScript Jobs in Belfast

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TypeScript Jobs in Belfast

Overview

Looking for top TypeScript jobs in Belfast? Discover the latest opportunities tailored for TypeScript developers in Belfast’s thriving tech scene. Whether you're a seasoned pro or just starting out, our job board connects you with leading employers eager to hire skilled TypeScript talent. Start your next career move today and find the perfect TypeScript role in Belfast!

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Principal Typescript Engineer (Full stack) x2

+11

Are you an engineering leader who wants to shape strategy, drive architectural direction, and deliver platforms that scale globally?Do you want the autonomy to influence technical vision while staying hands-on with modern engineering practices?My client is seeking a Principal Full-Stack Engineer to lead the technical direction of their platforms and elevate engineering standards across the organisation. This is a senior technical leadership role suited to someone with 8+ years’ experience, strong architectural instincts, and a proven ability to deliver high-impact solutions in complex environments.You’ll be operating at the intersection of strategy, architecture, and delivery-guiding teams, influencing design decisions, and ensuring that platforms evolve toward a modern, scalable, cloud-native target state.Role OverviewAs a Principal Engineer, you will:

Lead end-to-end delivery of complex, high-value features and services, ensuring they meet the highest performance, security, and reliability standards.

Shape architectural direction, driving best practices in system design, standardisation, and long-term technical evolution.

Mentor senior engineers, uplift engineering capability, and champion a culture of excellence and continuous improvement.

Translate business objectives into robust technical solutions, ensuring clarity, alignment, and challenge where needed.

Deliver consistently within a well-defined SDLC, promoting planning discipline, structured estimation, and quality-focused delivery.

Drive innovation through research, experimentation, and adoption of emerging technologies that support future platform growth.

This role offers significant technical influence, the opportunity to work on business-critical systems, and the ability to shape engineering strategy at an organisational level.Key Responsibilities

Define and communicate engineering standards and architectural principles across teams.

Lead architectural discussions, ensuring decisions align with long-term technical and business strategy.

Support teams in delivering high-quality, reusable services and components that scale across multiple projects.

Guide prioritisation and decomposition of work, ensuring delivery efficiency without compromising quality.

Champion test automation, measurement, and observability to support continuous improvement.

Promote high-quality documentation and clear communication across engineering and product teams.

Experience & Technical SkillsFrontend Development

Advanced proficiency in HTML5, CSS3, TypeScript, and modern JavaScript (ES6+).

Deep experience with the React ecosystem (React, Redux, React Query, GraphQL).

Strong understanding of responsive design, cross-browser compatibility, and frameworks such as Tailwind.

Skilled in API integration and Git-based workflows.

Backend Development

Expert experience in TypeScript across backend services.

Strong command of SQL and API development (REST & GraphQL).

Experience with microservices, containerised systems, and event-driven architectures (RabbitMQ, SOLACE, AMQP).

Comfortable with Linux shell scripting and Windows PowerShell.

Cloud & DevOps

Hands-on experience with AWS services and command-line tooling.

Strong understanding of CI/CD pipelines and Infrastructure as Code (Terraform).

Commitment to high coverage test suites (unit, integration, E2E).

Tooling & Collaboration

Experience with JIRA or similar Agile delivery tools.

Strong understanding of automated testing and modern CI practices.

Desired

Experience delivering solutions within regulated environments.

Understanding of capital markets, trading systems, and OTC products.

Familiarity with regulatory or platform-driven initiatives.

Open-source contributions or scripting experience (Python, Ruby, Perl) useful for workflow automation.

If you have any further questions on the role, please feel free to reach out to Brendan McCrory directly.Benefits: Work From Home

Principal Software Engineer

Are you a technical leader who thrives on solving complex front-end problems?Do you want to guide engineering standards, shape architectural decisions, and elevate a high-performing product team?Are you ready to take ownership of large-scale React applications at an organisation building modern, user-centric platforms?Principal TypeScript Engineer (React Focus)Location: Northern Ireland (Hybrid available) Contract Type: Full-time Client: My clientAbout the RoleMy client is seeking a highly experienced Principal TypeScript Engineer with deep expertise in React to lead the next phase of their product evolution. You’ll play a pivotal role across architecture, engineering excellence, technical strategy, and developer mentorship.This is a senior technical leadership position - ideal for someone who wants influence, autonomy, and the responsibility of ensuring the front-end ecosystem remains scalable, maintainable, and performant.Key Responsibilities

Lead the technical direction of large-scale React + TypeScript applications.

Define and evolve engineering standards, patterns, and best practices across teams.

Architect complex front-end systems with an emphasis on performance, modularity, and reliability.

Guide major technical initiatives, refactors, or migrations.

Provide mentorship and leadership to Senior and Mid-level engineers.

Work closely with Product, Design, and Backend teams to deliver cohesive, high-quality features.

Conduct high-level code reviews and ensure technical quality across the codebase.

Drive improvements in CI/CD, testing strategy, and overall developer experience.

Champion accessibility, performance optimisation, and clean, maintainable code.

Required Experience

8+ years of software engineering experience, including extensive work with TypeScript.

Expert-level knowledge of React and its modern ecosystem (Hooks, Context, Suspense, SSR, Redux/RTK, or alternatives).

Strong understanding of front-end architecture at scale - modular design, micro-frontends, monorepos, component libraries.

Proven experience making technical decisions that influence multiple teams or products.

Deep knowledge of modern tooling (Webpack, Vite, Turborepo, PNPM, SWC, etc.).

Strong experience in automated testing frameworks (Jest, Testing Library, Cypress, or Playwright).

A track record of mentoring and uplifting engineering teams.

Exceptional communication and ability to collaborate across functions.

Nice to Have

Experience with Node.js or backend TypeScript services.

Exposure to cloud-native environments (AWS, GCP, or Azure).

Experience working in high-traffic or high-performance environments.

Familiarity with design systems or UI library architecture.

What’s on Offer

Opportunity to shape front-end engineering direction across products.

High autonomy and genuine technical leadership.

Work within a modern engineering culture that values innovation and quality.

Competitive salary and benefits package.

If you have any further questions on the role, please feel free to reach out to Brendan McCrory directly.Benefits: Work From Home

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Frequently asked questions

What types of TypeScript jobs are available in Belfast?

Belfast offers a variety of TypeScript roles including frontend developer, full-stack engineer, software developer, and mobile app developer positions across startups, tech companies, and established enterprises.

Do I need to have experience in other technologies besides TypeScript for Belfast jobs?

While strong TypeScript skills are essential, many positions also require knowledge of related technologies such as React, Angular, Node.js, or cloud platforms. Check each job listing for specific requirements.

Are there remote TypeScript job opportunities based in Belfast?

Yes, many companies based in Belfast offer remote or hybrid working options for TypeScript roles, allowing flexibility in where you work from.

How can I apply for TypeScript jobs listed on Haystack in Belfast?

Simply create a profile on Haystack, upload your CV, and apply directly through the job listings. You can also set up job alerts to receive notifications for new TypeScript opportunities in Belfast.

What is the typical salary range for TypeScript developers in Belfast?

Salaries for TypeScript roles in Belfast vary depending on experience and role seniority, typically ranging from £30,000 for junior positions up to £60,000 or more for senior developers.

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