Chainguard is the trusted source for open source. By delivering hardened, secure, and production-ready builds of all the open source software engineers and AI agents rely on, Chainguard helps organizations build faster, stay compliant, and eliminate risk.

Our customers include Fortune 500 enterprises…

Fonoa is the Tax Operating System for autonomous tax. AI that tracks every rule, acts on every obligation, and proves every decision, built on modular infrastructure.

Fonoa’s modules cover the full indirect tax lifecycle: tax ID validation, real-time tax determination, e-invoicing, and returns. All o…

Background

At Motion Applied – Connected Intelligence (CI), we create cutting edge wireless connectivity solutions that are transforming customer experience across the transport industry. We create solutions that drive efficiency and cost-effectiveness for customers, delivering unrivalled internet co…

Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture. Grafana Cloud, our fully managed observability platform, is flexible and built for scale. With Grafana Cloud's actually useful AI, organizati…

Are you a detail-focused, hands-on, Control Systems Engineer with a passion for drones?

Joining us as Control Systems Engineer, you will have an opportunity to support the system analysis, modelling, design and delivery of our UXV navigation co-pilot platform. Our UXV platform operates autonomously in…

As a critical and trusted member of the Systems Engineering team, you'll be working side-by-side with software engineers to design and deliver mission critical services and systems. You'll be working with infrastructure and services at scale, utilizing wide variety of cutting edge technologies used…

Company Description

General Dynamics Mission Systems engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. With a global team of more than 13,000 top professionals, we partner with the…

Who We Are

Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for developing, training, and deploying AI systems—designed to take ideas from research to production with less friction.

Through our merger with Voltage Park, a neocloud and AI Factory, Li…

Senior QA Engineer

£50,000 - £55,000 (+ Benefits)

Reports to: Lead QA Engineer

Contract: Permanent

Hours: Full time 35 hours per week

Location: Stratford, London. Office-based with high flexibility (1-2 days per week in the office)

Closing date: 16 August2026 at 23:55

This vacancy may close earlier if a high vo…