Software Engineer; Front-end - UK Technology, Engineering and Infrastructure · UK

About Sedex

Sedex is a trusted partner for over 95,000 businesses worldwide, helping them create socially and environmentally sustainable supply chains
. Through our platform's powerful data insights and expert guidance, we simplify the management, assessment, and reporting of sustainability performance.

Our Vision is to be a leader in making global supply chains more socially and environmentally sustainable. Our Mission is to provide data-driven insights, accessible tools, and exceptional services that support businesses in improving environmental, social, and governance (ESG) performance and outcomes.

We’re looking for a mid-level software engineer to join a cross-functional product team. You’ll work mainly on our React front-end, with occasional contributions to our Kotlin backend, supported by your team.

You’ll collaborate closely with product managers and designers to understand customer needs and deliver high-quality, maintainable software. You’ll write modern Type Script, build accessible and engaging user interfaces, and contribute to Sedex’s front-end practice. The team owns the full lifecycle of its software, including operability, performance, and safe, frequent production releases.

• Learn the domain, systems, and architecture relevant to your team
• Understand the production environment, CI/CD pipelines, and deployments
• Start reviewing production metrics and operational data
• Become productive and take ownership of team deliverables
• Build strong relationships and embed into team processes

• Design and deliver solutions using high-quality, test-driven code
• Build reusable web and mobile UI components and libraries
• Contribute to backend work when needed
• Deliver work iteratively to support continuous delivery
• Participate in code reviews, planning, retrospectives, and knowledge sharing
• Support and mentor less experienced engineers
• Identify and raise technical risk, tech debt, and non-functional requirements
• Monitor and support your code in production
• Contribute to the wider front-end community at Sedex

• 2–4+ years’ experience in a front-end JavaScript role using React or similar
• Strong Type Script knowledge
• Experience building accessible UIs with design and UX teams
• Experience with design systems, automated testing, and TDD
• Familiarity with front-end testing tools and modern architectures
• Experience with CI/CD, production monitoring, and Agile ways of working
• Strong communication, collaboration (including pair-programming), and ownership mindset
• Focus on customer value and continuous improvement

• Backend-for-front-end experience
• Exposure to Docker, Terraform, Kubernetes, or Bash
• Experience with data visualisation or front-end monorepos

At Sedex, our approach to business and culture is firmly rooted in our core values, which guide everything we do:

Respect Each Other
:
We believe that a foundation of mutual respect is essential to creating a positive and inclusive environment.

Customer-Driven
:
We are passionate about delivering exceptional value to our customers. By listening to their needs, understanding their challenges, and continuously adapting our solutions, we aim to empower them to achieve their sustainability goals and drive positive change in their supply chains.

Thinking Creatively
:
Innovation is at the heart of our work. We encourage creative problem-solving and embrace new ideas that challenge the status quo. This mindset allows us to continuously improve our products and services, offering fresh and effective solutions to complex sustainability and ethical sourcing issues.

Take Ownership
:
We empower our team members to take responsibility for their actions and outcomes. Every person at Sedex is encouraged to own their work, make decisions with confidence, and contribute proactively to the success of the team and the business.

Deliver Results
:
We are results-oriented and committed to delivering tangible, impactful outcomes for our customers, our business, and society at large.

Sedex is committed to protecting the privacy of its website users and members. Sedex uses any personal information you submit to us in accordance with this policy. The General Data Protection Regulation (GDPR) requires us to ensure that any personal information you provide us is processed fairly and lawfully. Sedex is the data controller in relation to any personal information you submit.  

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