Senior Developer Experience Security Engineer

Mat Vin

Greater London

Hybrid

GBP 110,000 - 140,000

Full time

2 days ago
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Benefits offered by this job

Competitive salary
Equity scheme - we all share in Motor-
25 days holiday
Flexible working (2 days a week in our
Private medical insurance via BUPA
Life assurance
Pension scheme (we contribute 5%)
Enhanced family leave (e.g. 26 weeks)

Job summary

Motorway is seeking a Senior Developer Experience Security Engineer to enable a secure, scalable developer experience across the platform. You will help build secure-by-default capabilities and integrate security into CI/CD pipelines.

Join a fast-growing scale-up in London, with hybrid work and a focus on cloud security, automation, and tooling to reduce toil and increase speed.

Qualifications

  • Experience enabling engineers with secure by default platform capabilities.
  • Experience with containers, serverless, and IaC.
  • Knowledge of AWS cloud security best practices.
  • Familiarity with security tools such as SIEM, IDS/IPS, WAF, vulnerability scanners.
  • Understanding of security standards (ISO27001, NIST CSF) is beneficial.
  • Excellent problem-solving and collaboration skills.

Responsibilities

  • Design, implement, and maintain secure-by-default platform capabilities that are easy for product teams to adopt.
  • Build automated security checks, guardrails, and visibility to reduce manual audits.
  • Embed secure software development practices into CI/CD pipelines, templates, and tooling.
  • Reduce toil for the technology and Security Operations Team using automation.
  • Ensure platform-level security telemetry, logging, and monitoring as standard capabilities.

Skills

Platform engineering
Developer Experience
Security

Education

Security certifications (GCLD, Security+, AWS/GCP)

Tools

Containers
Serverless
Infrastructure as Code
CI/CD tooling
SIEM
WAF

Job description

Senior Developer Experience Security Engineer

Motorway

Employment: full time

London

Job Description

About Motorway

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. We will continue to build and evolve secure, standardised platform capabilities that reduce cognitive load and help teams ship faster with confidence.

As a 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.

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.
  • 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 (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, AWS FSBP) 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
BENEFITS
  • 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
About Motorway

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. We will continue to build and evolve secure, standardised platform capabilities that reduce cognitive load and help teams ship faster with confidence.

As a 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.

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.
  • 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 (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, AWS FSBP) 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
BENEFITS

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

---Sector: MobilitySubsectors: MarketplaceFunctions: Software Engineering

Amsterdam, Netherlands, Ireland, Dublin, Ireland, Netherlands

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