Senior/Lead Engineer (React & TypeScript)

Onroute
London

We are seeking a highly skilled Senior/Lead Engineer with deep expertise in React (Next.js), React Native, and TypeScript to join our team full-time. In this role, you will take ownership of our cross-platform mobile application and broader technology ecosystem, driving both new feature development and ongoing maintenance. This is an excellent opportunity for someone eager to step into a future leadership position, shape technical direction, and make a significant impact in a fast-paced environment.

Responsibilities

  • Lead the design, development, and maintenance of our React Native and React applications.
  • Drive the implementation of new features and improvements across the stack.
  • Collaborate with backend and product teams to deliver seamless, high-quality user experiences.
  • Ensure performance, scalability, and reliability across iOS and Android platforms.
  • Oversee API integrations and backend service interactions, including those built with Node.js (NestJS).
  • Identify and resolve architectural and performance challenges.
  • Champion best practices in code quality, testing, and maintainability.
  • Mentor and provide technical leadership to other engineers.
  • Contribute to the evolution of our development processes and tooling.

Requirements

  • Extensive experience with React (Next.js), React Native, and TypeScript.
  • Proven ability to build and deliver high-quality, cross-platform applications.
  • Strong experience working with backend APIs, including those built with Node.js (NestJS).
  • Strong understanding of modern development workflows, including Git and CI/CD pipelines.
  • Ability to work independently, proactively, and within tight deadlines.
  • Excellent problem-solving skills and attention to detail.
  • Demonstrated leadership skills and a desire to take on a lead role.

Nice to Have

  • Experience with PHP (especially Laravel or similar frameworks).
  • Exposure to DevOps practices and tools (e.g., Terraform, Docker, Kubernetes).
  • Experience working with monorepos.
  • Track record of launching apps to production.
  • Previous experience in smaller, fast-paced business environments.
Posted 2025-07-16

Recommended Jobs

Operations Manager - Third Party Supplier and Procurement

ZAVA
London

About ZAVA We're on a mission to provide our patients with accessible and dependable healthcare at a fraction of today's cost. Our team of Doctors, Engineers, Customer Support Advisors, Marketers,…

View Details
Posted 2025-07-04

Bid Director

Wifinity
London

About us: Wifinity was founded in 2007 to solve a problem—our armed forces were struggling with reliable connectivity. While living in barracks, often in remote locations, ordering a landline and …

View Details
Posted 2025-07-04

DevOps Engineer

Kindred Group plc
London

About Us At FDJ UNITED, we don't just follow the game, we reinvent it. FDJ UNITED is one of Europe’s leading betting and gaming operators, with a vast portfolio of iconic brands and a reputation f…

View Details
Posted 2025-06-11

Head of Digital and Data (IT)

Nexus Jobs Limited
London

Head of Digital & Data Our Client is bank based in Central London with offices across Europe. They are looking to recruit an expert candidate for the Head of Digital position ??\" which is an exci…

View Details
Posted 2025-07-02

Adult’s Social Worker, Hospital Team, West London

London

Adult’s Social Worker, Hospital Team, West London  Pay rate – to £36 per hour  Contract role, Hospital Team  Pertemps are recruiting for an experienced Adult’s Social Worker in West London  Th…

View Details
Posted 2025-07-01

Senior Practitioner - East London - Adult Safeguarding

Liquid Personnel
London

Liquid Personnel is currently recruiting for a Senior Practitioner to join a busy Adults Safeguarding Team based in Hackney. Benefits of the role: Great Learning and Development opportunity as …

View Details
Posted 2025-05-19

EA to Partners - successful advisory firm

Oriel Partners
London

We are excited to be working with a well-respected advisory firm who are looking for a professional and highly organised EA to support two of their Partners. Based in a beautiful townhouse office in …

View Details
Posted 2025-07-03

FPGA Engineer

Avanti Recruitment
London

Job Title: FPGA Design Engineer (Contract) Location: London (Hybrid) Duration: 6 Months Rate: Competitive (Outside IR35) Overview: We're seeking a hands-on FPGA Design Engineer to support a high-perfo…

View Details
Posted 2025-07-02

Mobile Building Services Refrigeration Engineer / HVACR

Asanaru
London

Location: London & Home Counties Type: Full-Time | Permanent Salary: Up to £51,000 (DOE) + Overtime + Company Van + Benefits A leading building services provider is seeking a skilled Mobile Refrigerat…

View Details
Posted 2025-07-10

Team Coordinator

Tulip Recruitment
London

Team Coordinator Type: Part-Time (3 days per week, Tuesday - Thursday) Are you a highly organised and proactive administrative professional looking to make an impact in a prestigious consulting en…

View Details
Posted 2025-07-01