Senior Full Stack Engineer: Node.js & React Native Hybrid

Burns Sheehan Limited; Greater London; Hybrid; GBP 80,000 - 90,000; Full time

Benefits offered by this job

25 days annual leave

Bank holidays

Elite card and travel perks

Juno Points or Wellhub

Monthly team lunches

Job summary

Burns Sheehan Ltd in London (Victoria) is seeking a Senior Full Stack Software Engineer to help build scalable payment and loyalty tech for thousands of customers. This hybrid role sits in a fast-growing fintech with collaboration across Product, Marketing and Operations.

As a Senior Full Stack Engineer (Node.js & React Native), you’ll design backend services, guide React Native development for iOS and Android, mentor junior engineers, and champion testing, CI/CD and clean coding practices in a

Qualifications

• 5+ years' commercial experience as a software engineer.
• Strong Node.js backend development experience.
• Proven experience building React Native applications.
• Solid understanding of MongoDB and document-based databases.
• Familiarity with Git and CI/CD workflows.
• Strong debugging and problem-solving skills.
• Excellent communication and collaboration mindset.
• Comfortable working in a fast-paced, in-person team environment.

Responsibilities

• Lead the design and architecture of scalable backend services using Node.js.
• Guide the development of our React Native mobile app across iOS and Android platforms.
• Serve as a tech lead for projects, collaborating with Product and Design to scope and deliver features.
• Mentor and support junior and mid-level engineers through code reviews, pair programming, and feedback.
• Champion engineering best practices, from testing to CI/CD pipelines and deployment.
• Solve complex technical problems and drive decisions on tooling, patterns, and technical direction.
• Collaborate with stakeholders across Operations, Marketing, and Customer Support to understand needs and shape solutions.
• Take initiative in identifying and addressing areas for improvement in performance, security, and reliability.

Skills

Node.js

React Native

MongoDB

Git

CI/CD

Job description

Burns Sheehan Ltd in London (Victoria) is seeking a Senior Full Stack Software Engineer to help build scalable payment and loyalty tech for thousands of customers. This hybrid role sits in a fast-growing fintech with collaboration across Product, Marketing and Operations.

As a Senior Full Stack Engineer (Node.js & React Native), you’ll design backend services, guide React Native development for iOS and Android, mentor junior engineers, and champion testing, CI/CD and clean coding practices in a