Security engineer, application security (UK)
WRITERLondon, England, United KingdomFull-timeRemote1mo ago
Valued at $1.9B and backed by industry-leading investors including
JavaScript · TypeScript · Python
✦ Jobiba Career OS
Search, compare, prepare, apply and track from one career workflow.
7 active opportunities · Updated October 2026
Showing
7 jobs
London, England, United KingdomFull-timeRemote1mo ago
Valued at $1.9B and backed by industry-leading investors including
JavaScript · TypeScript · Python
London, England, United KingdomFull-timeRemote1mo ago
Security engineer, detection and response (UK) at WRITER in London, England, United Kingdom. Full-time · Remote.
Python · AI
London, Greater London, United KingdomFull-time2mo ago
About the Team Security is at the foundation of OpenAI’s mission to ensure that artificial general intelligence benefits all of humanity. The Security team protects OpenAI’s technology, people, and products. We are technical in what we build but are operational in how we do our…
AWS · Azure · GCP
Similar openings in and around London — not an exact Security Engineer title match.
London, United Kingdom - Deliveroo, United Kingdom1mo ago
About the Role As a Senior Enterprise Security Engineer, you will lead the design and operation of security controls that protect our internal networks, workforce identities, endpoints and corporate systems. You will be working globally with security teams across US, EU and…
AWS · GCP · Docker
London, United Kingdom - Deliveroo, United Kingdom1mo ago
Who We Are Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything we do. Our Engineering teams tackle complex technical challenges across a global, three-sided marketplace, building and scaling systems that serve…
Python · Java · AWS
London, England, United KingdomFull-timeRemote1mo ago
Python · AI · Go
London, England, United KingdomFull-timeRemote1mo ago
Security engineer, application security (UK) at WRITER in London, England, United Kingdom. Full-time · Remote.
JavaScript · TypeScript · Python
Senior Security Engineer Location: London (Hybrid) | Practice Area : Technology & Engineering | Type: Permanent Lead advanced security engineering initiatives that safeguard the future of digital finance The Role As a Senior Security Engineer at Capco, you’ll lead the design and…
Python · AWS · Azure
London, UK, United Kingdom1mo ago
Principal Security Engineer Location: London (Hybrid) | Practice Area : Technology & Engineering | Type: Permanent Lead advanced security engineering initiatives that safeguard the future of digital finance The Role As a Principal Security Engineer at Capco, you’ll lead the…
Python · AWS · Azure
London, England, United KingdomFull-time3mo ago
Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our…
London, England, United KingdomFull-time4mo ago
Fin , now part of Salesforce, is on a mission to help businesses provide perfect customer experiences. Our AI Agent Fin is the highest-performing AI Customer Agent on the market today, enabling businesses to deliver impeccable, always-on customer support across the customer…
AWS · AI · Salesforce
London, England, United Kingdom10mo ago
About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and…
Python · Kubernetes · AI
London, England, United Kingdom2mo ago
At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and…
AWS · Azure · GCP
London, Greater London, United KingdomFull-timeRemote14 days ago
About us At Trainline, our purpose is to empower greener travel choices, connecting people and places. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and…
London, United Kingdom - Deliveroo, United Kingdom1mo ago
About the Team At Deliveroo we’re striving to build London’s best and most admired Security Engineering organisation as part of our global team based across North America and Europe. Our London based Security Engineering team is looking for a Senior GRC Engineer. You will be a…
AI · Excel · Recruitment
London, England, United Kingdom12 days ago
Why Sony Interactive Entertainment? Sony Interactive Entertainment isn’t just the Best Place to Play — it’s also the Best Place to Work. Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. As a subsidiary of Sony Group Corporation, we’re part of a…
Python · Java · AWS
London, England, United Kingdom1mo ago
Figma is growing our team of passionate creatives and builders on a mission to make design accessible to all. Figma’s platform helps teams bring ideas to life—whether you're brainstorming, creating a prototype, translating designs into code, or iterating with AI. From idea to…
JavaScript · Python · Java
London, England, United KingdomFull-timeRemote4 days ago
💬 Accurx is solving healthcare productivity for the NHS. For decades, the NHS has struggled with fragmented systems that make simple tasks feel impossible. At Accurx, we’re changing that by building a single, system-wide platform that helps every patient get gold-standard,…
Other roles hiring here
Get new security engineer jobs in London, United Kingdom by email
Daily job updates · Unsubscribe anytime
Frequently asked questions
Jobiba lists 7 active Security Engineer jobs in London (October 2026). Listings come from employer career sites and are removed when the job closes or expires.
Yes. Among 205 related matches, 53 are remote and 5 are hybrid (28% of related matches). Use the work-mode filter to show only those.
Among 205 related matches, most are full-time (110) and contract (1).
5 of 205 related matches are marked entry-level or internship. Filter by experience to see roles open to freshers and recent graduates.
Job type, work mode and department counts cover 205 related matches; the headline counts 7 exact-title jobs.