Staff Security Engineer

Depop is the community-powered circular fashion marketplace where anyone can buy, sell and discover desirable secondhand fashion. With a community of over 35 million users, Depop is on a mission to make fashion circular, redefining fashion consumption. Founded in 2011, the company is headquartered in London, with offices in New York and Manchester, and in 2021 became a wholly-owned subsidiary of Etsy.Find out more at

Our mission is to make fashion circular and to create an inclusive environment where everyone is welcome, no matter who they are or where they're from. Just as our platform connects people globally, we believe our workplace should reflect the diversity of the communities we serve. We thrive on the power of different perspectives and experiences, knowing they drive innovation and bring us closer to our users. We're proud to be an equal opportunity employer, providing employment opportunities without regard to age, ethnicity, religion or belief, gender identity, sex, sexual orientation, disability, pregnancy or maternity, marriage and civil partnership, or any other protected status. We're continuously evolving our recruitment processes to ensure fairness and are open to accommodating any needs you might have.

If, due to a disability, you need adjustments to complete the application, please let us know by sending an email with your name, the role to which you would like to apply, and the type of support you need to complete the application to . For any other non-disability related questions, please reach out to our Talent Partners.

The Role

In 2025 we are investing in improving security capabilities to our Engineering & Data group. We are looking for a security engineer to guide our engineering practices, improve security in our software delivery lifecycle, and work closely with our Information Security team

As a Security Engineer at Depop, you will be responsible for providing security guidance and support, building capabilities which strengthen our security, and support the InfoSec team with our current security policies and processes.

As a Staff Engineer, you will demonstrate deep technical expertise to drive high-impact decisions, contribute hands-on to codebases, and craft scalable, well-documented solutions that improve developer efficiency. You'll nurture security and operational excellence across platforms, define and promote efficient paved paths, and align technical direction with business priorities. Acting as a trusted advisor and collaborator, you'll guide teams through complex challenges, unblock delivery, and champion effective partnerships-all while maintaining a strong bias for action and an eye for pragmatic, future-proof solutions.

Responsibilities

Perform expert code/design reviews and security testing

Work with our engineers to identify and mitigate vulnerabilities in our codebases

Integrate security into the SDLC

Propose solutions for paved paths to address problems at scale

Help develop a culture of secure engineering

Assess and address risks in our cloud-based platform

Identify insecure patterns in our infrastructure and networks

Help establish and implement infrastructure and network policies

Support and facilitate of our vulnerability management program

Be part of our on-call rotation for security incidents

Requirements

Experience with developing APIs and Frontend applications

Experience architecting secure systems at scale

Experience integrating security testing into the SDLC i.e. SAST, DAST, SCA

Experience with vulnerability scanning and software patching at scale

Experience working with at least one major cloud provider (AWS specifically is advantageous)

Strong networking foundations

Experience with infrastructure as code (Terraform as an advantage)

Experience securing Kubernetes clusters and docker containers

A strong understanding of industry best practices for secure engineering

Be comfortable working independently, with a high degree of trust and autonomy.

A proven track record of role-modelling a pragmatic security culture

Strong interpersonal and collaboration skills.

Additional Information

PMI and cash plan healthcare access with Bupa

Subsidised counselling and coaching with Self Space

Cycle to Work scheme with options from Evans or the Green Commute Initiative

Employee Assistance Programme (EAP) for 24/7 confidential support

Mental Health First Aiders across the business for support and signposting

Work/Life Balance:

25 days annual leave with option to carry over up to 5 days

1 company-wide day off per quarter

Impact hours: Up to 2 days additional paid leave per year for volunteering

Fully paid 4 week sabbatical after completion of 5 years of consecutive service with Depop, to give you a chance to recharge or do something you love.

Flexible Working: MyMode hybrid-working model with Flex, Office Based, and Remote options role dependant

All offices are dog-friendly

Ability to work abroad for 4 weeks per year in UK tax treaty countries

Family Life:

18 weeks of paid parental leave for full-time regular employees

IVF leave, shared parental leave, and paid emergency parent/carer leave

Learn + Grow:

Budgets for conferences, learning subscriptions, and more

Mentorship and programmes to upskill employees

Your Future:

Life Insurance (financial compensation of 3x your salary)

Pension matching up to 6% of qualifying earnings

Employees enjoy free shipping on their Depop sales within the UK.

Special milestones are celebrated with gifts and rewards!

Depop is the community-powered fashion marketplace to buy and sell circular fashion, with over 30 million registered users in more than 150 countries. Depop is a place for anyone to discover and celebrate their style on their own terms, and to feel good about their fashion choices by extending the lives of millions of garments.
The company was founded in 2011 and is headquartered in London with offices in Manchester and New York. Depop has approximately 400 employees dedicated to its mission of building the world's most diverse progressive home of fashion, that's kinder on the planet and kinder to people. In 2021, Depop became a wholly-owned subsidiary of Etsy - the global marketplace for unique and creative goods - and continues to operate as a standalone company.

Want to learn more about life at Depop?
We share life at Depop updates on our LinkedIn page, and you can also keep an eye on all our job opportunities on our careers page.