Motorway is the UK's largest online car-selling platform. We connect private sellers directly with over 8,000 dealers nationwide. Our online platform helps sellers achieve great prices for their cars while giving dealers fast, reliable access to the stock they want for their dealerships. Founded in 2017, our award-winning, technology-led approach has redefined the experience of selling a car. Motorway is backed by some of the world’s leading technology investors, having raised £143 million in Series C funding.
This is a unique opportunity to join a fast-growing scale-up at a crucial phase of growth and help change an industry for the better.
About the role
Motorway is rapidly growing its technology team and business, and we are looking for a Developer Experience Security Engineer to help enable a secure, scalable, and frictionless developer experience across Motorway.
We have recently built and rolled out a new container platform on top of AWS Fargate, and are currently enhancing our observability, reliability, and developer-focused tooling, and developer-focused tooling. We will continue to build and evolve secure, standardised platform capabilities that reduce cognitive load and help teams ship faster with confidence.We will continue to build and evolve secure, standardised platform capabilities that reduce cognitive load and help teams ship faster with confidence.
This role will act as a bridge between the Developer Experience team and Security Operations team, ensuring security strategy is embedded into platform abstractions, tooling, and defaults.This role will act as a bridge between the Developer Experience team and Security Operations team, ensuring security strategy is embedded into platform abstractions, tooling, and defaults.
As a Security Developer Experience Security Developer Experience Security Engineer, you will ensure that security is built into how engineers build, deploy, and operate software, making the secure path the easiest path you will ensure that security is built into how engineers build, deploy, and operate software, making the secure path the easiest path
The role will involve:
Design, implement, and maintain secure-by-default platform capabilities (e.g. IAM patterns, network primitives, secrets management, runtime protections, encryption) that are easy for product teams to adopt.Design http://adopt.Design, implement, and maintain secure-by-default platform capabilities (e.g. IAM patterns, network primitives, secrets management, runtime protections, encryption) that are easy for product teams to adopt.).
Build automated security checks, guardrails, and visibility that continuously assess risk and reduce the need for manual security audits.
Collaborate with engineering to embed secure software development practices into CI/CD pipelines, templates, and shared tooling s(Shift left and Secure by design principles).
Reduce manual work (toil) for the technology and Security Operations Team using automation (e.g. scripting, workflows, tooling).
Ensure platform-level security telemetry, logging, and monitoring are consistent, high-quality, and provided as a standard capability for all teams.
Define and implement platform-wide security use cases (e.g. SIEM detections, alerts, and signals) that scale across teams without bespoke configuration
Work as part of a virtual SOC with the Security Operations Team to support in security incident response.
Stay up-to-date with the latest security trends and best practices.
Enable secure engineering practices through documentation, examples, platform defaults, and targeted training where appropriate.
Help translate security policies and standards into practical, enforceable platform patterns and guardrails..
Requirements
Proven experience as a Platform engineer, Developer Experience engineer, or similar role focused on enabling other engineers.
Proven experience working with Containers and serverless with Infrastructure as code.
Good knowledge of AWS cloud security best practices and tooling
Technical knowledge of best practice security for networks, systems, web applications, APIs and databases.
Good understanding of secure software development practices.
Familiarity with security tools and technologies, such as SIEM, IDS/IPS, WAF and vulnerability scanners.
Knowledge of common adversarial Tactics, Techniques and Procedures (Mitre Att&ck TTPs).
Knowledge of security standards and frameworks (e.g. ISO27001, NIST CSF) is beneficial.
Relevant security certifications (e.g. GCLD, Security+, AWS/GCP Security Certifications) are a plus.
Excellent problem-solving and analytical skills.
Strong communication and collaboration abilities
We've got your back, in life's biggest moments and the everyday ones too.
Competitive salary
Equity scheme - we all share in Motorway's success
25 days holiday
Flexible working (2 days a week in our London office, with socials and snacks galore)
Private medical insurance via BUPA
Life assurance
Pension scheme (we contribute 5%)
Enhanced family leave (e.g. 26 weeks full pay for maternity or adoption)
24/7 Employee Assistance Programme
EV leasing scheme
Cycle to work scheme
Nursery salary sacrifice scheme
1 paid volunteering day a year

Buying and selling cars should be simpler. And that’s the magic of Motorway. We take the hassle, uncertainty and legwork out of the whole process – connecting private car sellers with 7,500+ verified dealers through a smart, simple platform.
Sellers get a great price, fast. Dealers get high-quality stock on their forecourt, fast. Win, win.
Since launching in 2017, we’ve helped more than 500,000 people sell their cars and supported thousands of dealers in growing their businesses. With cutting-edge tech and a team of innovators, problem solvers and big-thinkers, we’re moving the car market forward – one seamless sale at a time. No stress, no surprises, just an easy way to sell and buy used cars