Backend Engineer
- Hiring from
- United Kingdom
- Work type
- Remote
- Posted
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About Us
MastarRec is a specialist recruitment and staffing agency supporting high-growth and technology-driven industries across the United Kingdom, the United States, and global markets. We partner with organizations to deliver tailored staffing solutions focused on quality, integrity, and long-term value for both clients and candidates.
Job Description
Job Description
We’re hiring a talented and experienced Backend Engineer to join an agile product development team working on modern
web applications and scalable platforms. You’ll be responsible for building,
maintaining, and optimising server-side logic and APIs, and contributing to
full-stack solutions using JavaScript/TypeScript, Node.js, and React.
This is an opportunity to work in a fast-moving environment.
Where innovation, reliability, and clean code are valued, supporting products
within FinTech, Healthcare Technology, or SaaS ecosystems.
Job Responsibilities
- Design,
build, and maintain scalable server-side applications and RESTful APIs
using Node.js, Express, or similar frameworks.
- Collaborate
with frontend engineers to build seamless integrations using React.js or similar JavaScript frameworks.
- Write
clean, well-tested, and documented code that adheres to modern development
best practices.
- Implement
CI/CD pipelines and ensure reliable code deployment and integration.
- Work
cross-functionally with Product Managers, Designers, and QA to ship
high-quality features.
- Optimize
system performance, troubleshoot production issues, and participate in
code reviews.
- Contribute
to architectural decisions and refactor legacy systems when required.
Requirements
Required Skills
- Strong
hands-on experience with Node.js, Express, and API
development
- Proficiency
in JavaScript/TypeScript
- Solid
understanding of SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
- Experience
with CI/CD pipelines and containerization (Docker)
- Experience
building and consuming RESTful or GraphQL APIs
- Familiarity
with version control tools (e.g., Git, GitHub)
Desired Skills
- Frontend
development experience with React.js, Next.js, or similar
- Cloud
deployment experience (AWS, Azure, GCP)
- Experience
in micro services architecture
- Familiarity
with Agile methodologies and TDD
- Prior
experience in FinTech, Healthcare, or SaaS is a plus
Benefits
Job Benefits
- Competitive
salary and performance bonuses
- Private
health insurance and wellness support
- Remote-first
policy with flexible working hours
- Learning
& development allowance
- Equity
/ stock options (depending on client)
- Modern
tech stack, collaborative team culture
