Frontend Developer

Haystack

United Kingdom · Full-time · Mid-Senior

We're working with a well-established, global software business where you'll be building a platform used by some of the world's largest enterprises. This is a genuine opportunity to join a small, highly capable engineering team with the autonomy to make a real impact and the support of a broader organisation behind you.

The Role

Building and maintaining product features as part of a cross-functional engineering team, working to a planned roadmap in the core engineering team
Acting as the primary engineering contact during Australian off-hours, providing first-line engineering coverage within standard UK working hours.
Investigating production issues using logs, metrics and monitoring tools, performing incident triage, remediation and clear handover documentation.
Working with Kubernetes-based workloads on AWS, diagnosing deployment, scaling and runtime issues across SQS and SES services.
Collaborating daily with the Australian team on handovers, sprint planning, technical alignment and ongoing knowledge transfer.
Contributing to post-incident reviews and long-term reliability improvements.

What You'll Need

Strong front end engineering experience with React, TypeScript and modern JavaScript.
Practical, hands-on experience with AWS production systems, including SQS for message processing and SES for transactional email delivery.
Experience running workloads on Kubernetes and Amazon EKS, including debugging pod, container and networking issues.
Solid observability and diagnostics skills, including log aggregation, metrics analysis and root cause investigation in distributed systems.
Familiarity with production support workflows: incident triage, escalation, handover documentation and post-incident reviews.
Excellent written communication skills, with confidence working independently across time zones.

What's On Offer

Work on a platform that powers billions of mission-critical customer conversations for major global enterprises.
Join a small, technically strong team where your contributions are visible and your work genuinely matters.
Enjoy a role that combines deep technical challenge with meaningful product ownership, across both feature development and production systems.
Competitive package: £80,000 to £85,000 basic salary, 10% bonus, and a benefits package.

Apply via Haystack today!

Key Skills

Ranked by relevance

kubernetes aws sqs typescript react eks

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