Software Developer- React, Java

iO Associates
Colchester
GBP 80,000 - 100,000
Job description


Senior Full-Stack Engineer (Hybrid - Colchester)
Join a cutting-edge AI-powered sustainability company and help shape the future of our innovative platform. We're seeking a motivated technologist eager to learn, problem-solve, and collaborate within a fast-growing team.
About the Role
As a key member of a small, high-impact team, you will develop new features for an AWS-hosted, service-based platform with a React front end. This hybrid role requires at least two days a week in the Colchester office.
Responsibilities

  • Design and develop scalable, high-performance features.
  • Collaborate across teams to refine and implement product requirements.
  • Advocate for Agile best practices and drive continuous improvement.
  • Optimise SQL queries and work with cloud services (AWS).
  • Mentor junior developers and uphold coding standards.
  • Ensure high code quality through testing, debugging, and code reviews.


Essential Skills & Experience

  • 5+ years of experience with Node.js, React, JavaScript/TypeScript.
  • Strong SQL skills, including performance optimisation.
  • Experience in Agile development, scalable APIs, and cloud-based architectures.
  • Solid understanding of AWS services and DevOps principles.
  • Passion for writing clean, maintainable code and improving team practices.


Nice-to-Have Skills

  • Snowflake / Data Warehousing
  • DevOps & CI/CD experience
  • GraphQL


Benefits

  • Competitive salary
  • Pension & private medical (after probation)
  • Employee discounts and more


Ready to make an impact? Apply now!

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