Senior Security Engineer in London
Senior Security Engineer

Senior Security Engineer in London

London Full-Time 48000 - 72000 ÂŁ / year (est.) Home office (partial)
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At a Glance

  • Tasks: Collaborate with teams to embed security in product design and lead threat modelling.
  • Company: Join Anaplan, a leader in AI-infused scenario planning for top global companies.
  • Benefits: Enjoy a diverse culture, competitive salary, and opportunities for personal growth.
  • Why this job: Make a real impact on security while working with innovative technology.
  • Qualifications: 5+ years in software engineering with a focus on security practices.
  • Other info: Be part of a team that values diversity and fosters an inclusive environment.

The predicted salary is between 48000 - 72000 ÂŁ per year.

At Anaplan, we are a team of innovators focused on optimizing business decision-making through our leading AI‑infused scenario planning and analysis platform so our customers can outpace their competition and the market. What unites Anaplanners across teams and geographies is our collective commitment to our customers’ success and to our Winning Culture. Our customers rank among the who’s who in the Fortune 50. Coca‑Cola, LinkedIn, Adobe, LVMH and Bayer are just a few of the 2,400+ global companies who rely on our best‑in‑class platform.

Our Winning Culture is the engine that drives our teams of innovators. We champion diversity of thought and ideas, we behave like leaders regardless of title, we are committed to achieving ambitious goals, and we love celebrating our wins – big and small. Supported by operating principles of being strategy‑led, values‑based and disciplined in execution, you’ll be inspired, connected, developed and rewarded here. Everything that makes you unique is welcome; join us and let’s build what’s next – together!

The Opportunity

Security at scale requires engineers who've built software at scale. We're looking for a senior engineer who's spent years in the codebase—shipping features, debugging production incidents, and understanding what makes systems break—and who's now ready to focus that expertise on making our products fundamentally more secure. You won’t just review code. You’ll partner with engineering teams to shape how we build, threat‑model early designs, and drive security improvements that eliminate entire classes of vulnerabilities. If you’ve been the engineer teammates ping when something “feels off” security‑wise, or you’ve been a Security Champion itching to go deeper—this role is for you.

What You’ll Do

  • Partner with engineering teams to embed security into product design from day one—not as a gate, but as a collaborator who understands the tradeoffs.
  • Lead threat modeling for new features and architectures, helping teams think like attackers while shipping with confidence.
  • Drive secure‑by‑default patterns across the organization—build the guardrails, tooling, and paved roads that make the secure path the easy path.
  • Own security assessments end‑to‑end: scoping, execution, findings, and working with teams through remediation.
  • Respond to and lead complex security incidents, coordinating cross‑functional response and turning incidents into lasting improvements.
  • Level up the team—mentor engineers across the organization on secure development practices and help grow our security culture.

What We’re Looking For

  • Strong software engineering foundation: 5+ years building production software (backend, full‑stack, or platform engineering). You’ve shipped real products and understand the pressures engineering teams face.
  • Security depth through practice: You’ve developed security expertise organically—as a Security Champion, through leading secure design initiatives, building security tooling, or driving security improvements on your team. Formal security titles not required.
  • Technical breadth: Solid understanding of modern infrastructure—cloud platforms (AWS, GCP, or Azure), containerization (Docker, Kubernetes), and secure practices.
  • Communication that lands: You can explain security risks to a PM, debate architecture tradeoffs with a principal engineer, and write docs that developers actually read.

Nice to Have

  • Experience with threat modeling frameworks and security design review processes at scale.
  • Background in penetration testing, vulnerability research, or red teaming.
  • Contributions to the security community (open source, bug bounty, research, talks).
  • Advanced certifications (OSCP, CISSP, GWEB, GIAC).
  • Experience with zero‑trust architectures, identity & access management, or cryptographic systems.

Why This Role

This is an IC role with real scope. You’ll operate independently on complex, ambiguous problems. You’ll influence how product teams think about security. And you’ll help build a security program that developers actually want to work with.

Our Commitment to Diversity, Equity, Inclusion & Belonging (DEIB)

We believe attracting and retaining the best talent and fostering an inclusive culture strengthens our business. DEIB improves our workforce, enhances trust with our partners and customers, and drives business success. Build your career in a place where diversity, equity, inclusion and belonging aren’t just words on paper – this is what drives our innovation, it’s how we connect, and it contributes to what makes us a market leader. We believe in a hiring and working environment where all people are respected and valued, regardless of gender identity or expression, sexual orientation, religion, ethnicity, age, neurodiversity, disability status, citizenship, or any other aspect which makes people unique. We hire you for who you are, and we want you to bring your authentic self to work every day!

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, perform essential job functions, and receive equitable benefits and all privileges of employment. Please contact us to request accommodation.

Senior Security Engineer in London employer: Anaplan

Anaplan is an exceptional employer that fosters a Winning Culture, where innovation and collaboration thrive. With a strong commitment to diversity, equity, inclusion, and belonging, employees are empowered to bring their authentic selves to work while enjoying ample opportunities for professional growth and development. Located in a vibrant environment, Anaplan offers a unique chance to work with top-tier clients and contribute to meaningful projects that shape the future of business decision-making.
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Contact Detail:

Anaplan Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Security Engineer in London

✨Tip Number 1

Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with professionals on platforms like LinkedIn. You never know who might have the inside scoop on job openings or can refer you directly.

✨Tip Number 2

Prepare for those interviews! Research Anaplan’s culture and values, and think about how your experience aligns with their mission. Practise common interview questions and be ready to discuss your security expertise in detail.

✨Tip Number 3

Show off your skills! If you’ve worked on relevant projects, consider creating a portfolio or GitHub repository to showcase your work. This gives potential employers a tangible sense of what you can bring to the table.

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you’re genuinely interested in being part of the Anaplan team.

We think you need these skills to ace Senior Security Engineer in London

Software Engineering
Security Expertise
Threat Modeling
Cloud Platforms (AWS, GCP, Azure)
Containerization (Docker, Kubernetes)
Secure Development Practices
Incident Response
Communication Skills
Mentoring
Penetration Testing
Vulnerability Research
Zero-Trust Architectures
Identity & Access Management
Cryptographic Systems

Some tips for your application 🫡

Show Your Passion for Security: When writing your application, let us see your enthusiasm for security! Share specific examples of how you've tackled security challenges in the past and what drives you to make systems more secure. We love hearing about your journey!

Tailor Your Application: Make sure to customise your application to highlight your relevant experience and skills that match the job description. We want to see how your background aligns with our needs, so don’t be shy about showcasing your expertise in software engineering and security.

Be Clear and Concise: Keep your application straightforward and to the point. Use clear language to explain your experiences and achievements. We appreciate well-structured applications that are easy to read and understand, so avoid jargon unless it’s necessary!

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way to ensure your application gets into the right hands. Plus, it shows us you’re serious about joining our team at Anaplan!

How to prepare for a job interview at Anaplan

✨Know Your Stuff

Make sure you brush up on your software engineering fundamentals and security practices. Be ready to discuss your experience with building production software and how you've tackled security challenges in the past. This role is all about embedding security into product design, so show them you understand the trade-offs involved.

✨Speak Their Language

Communication is key! Practice explaining complex security concepts in simple terms. You might need to discuss risks with a PM or debate architecture with a principal engineer, so being able to articulate your thoughts clearly will set you apart. Use examples from your past experiences to illustrate your points.

✨Show Your Passion for Security

Demonstrate your enthusiasm for security by sharing any relevant projects or contributions you've made to the security community. Whether it's open-source work, bug bounties, or talks you've given, showing that you're actively engaged in the field can really impress the interviewers.

✨Prepare for Scenario Questions

Expect to face scenario-based questions where you'll need to think like an attacker. Prepare by reviewing threat modelling frameworks and consider how you would approach securing new features. This will help you showcase your problem-solving skills and your ability to lead security initiatives effectively.

Senior Security Engineer in London
Anaplan
Location: London

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