Senior Security Engineer
Senior Security Engineer

Senior Security Engineer

Full-Time 70000 - 90000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Secure financial products by embedding security throughout the development lifecycle.
  • Company: Join a leading financial services firm focused on innovation and security.
  • Benefits: Competitive salary, flexible working hours, and opportunities for professional growth.
  • Other info: Collaborative environment with a focus on balancing speed and security.
  • Why this job: Make a real impact in securing cutting-edge financial technologies.
  • Qualifications: 5+ years in application security with deep knowledge of web and mobile vulnerabilities.

The predicted salary is between 70000 - 90000 £ per year.

The Role

As Senior Security Engineer, you’ll embed security throughout the product lifecycle, from design to deployment. You’ll drive secure development standards, threat modelling, and security testing across a complex and fast-moving environment. This role sits at the intersection of engineering and security, ensuring that financial products are built to withstand evolving threats while enabling development teams to deliver at pace.

Key Responsibilities

  • Secure Development Lifecycle (SDLC)
    • Design and implement secure software development practices
    • Embed security checks and controls into CI/CD pipelines
    • Establish security quality gates and coding standards (aligned with OWASP)
  • Code Review & Testing
  • Threat Modelling & Risk Assessment
    • Lead threat modelling sessions (STRIDE, PASTA or similar)
    • Create threat models for new products and architecture changes
    • Identify attack vectors across web, mobile and API layers
    • Translate findings into security requirements and test scenarios
  • Platform Security
    • Mobile: Apply MASVS standards and platform-specific security guidelines
    • APIs: Enforce best practices for authentication, input validation and rate limiting
    • Ensure secure session management and data storage
  • Security Tooling & Automation
    • Build and maintain automated security pipelines
    • Integrate tools with GitHub Actions and other CI/CD processes
    • Implement vulnerability tracking, secret scanning and dependency checks
    • Create security dashboards, reports and remediation workflows
  • Developer Enablement
    • Build secure coding guidelines across multiple stacks
    • Develop and scale a security champions programme
    • Deliver training sessions on platform-specific risks
    • Provide hands-on guidance during security incidents

Requirements

  • Technical Expertise
    • 5+ years in application/product security roles
    • Deep knowledge of vulnerabilities across web and mobile environments
    • Hands-on experience with modern frameworks (React, Angular, ReactNative, Flutter)
    • Experience with security tooling and automated testing
  • Security Knowledge
    • Experience with threat modelling frameworks
    • Familiarity with OAuth2, OIDC, WebAuthn and related protocols
    • Understanding of PCI-DSS, PSD2 and SCA requirements
  • Professional Skills
    • Background in financial services or other highly regulated industries
    • Ability to explain risks and solutions clearly to developers
    • Collaborative, pragmatic approach balancing speed and security

Senior Security Engineer employer: intro

As a Senior Security Engineer at our company, you will thrive in a dynamic and innovative environment that prioritises security while fostering rapid development. We offer a collaborative work culture that encourages continuous learning and professional growth, alongside competitive benefits tailored to support your well-being. Located in a vibrant area, our team enjoys unique opportunities for networking and engagement within the tech community, making us an exceptional employer for those seeking meaningful and rewarding careers.
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Contact Detail:

intro Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Security Engineer

✨Tip Number 1

Network like a pro! Reach out to folks in the industry, attend meetups, and connect with other security engineers. You never know who might have the inside scoop on job openings or can refer you directly.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your work in secure development practices, threat modelling, and any cool projects you've tackled. This will give potential employers a taste of what you can bring to the table.

✨Tip Number 3

Prepare for interviews by brushing up on common security scenarios and challenges. Be ready to discuss how you've implemented security measures in past roles and how you approach risk assessment. Confidence is key!

✨Tip Number 4

Don't forget to apply through our website! We love seeing candidates who are genuinely interested in joining our team. Tailor your application to highlight your experience with secure coding and automated security pipelines.

We think you need these skills to ace Senior Security Engineer

Secure Development Lifecycle (SDLC)
Threat Modelling
Risk Assessment
OWASP Standards
Code Review
Security Testing
CI/CD Pipelines
Vulnerability Tracking
Secret Scanning
Dependency Checks
MASVS Standards
OAuth2
OIDC
WebAuthn
PCI-DSS

Some tips for your application 🫡

Tailor Your CV: Make sure your CV reflects the skills and experiences that align with the Senior Security Engineer role. Highlight your experience in secure development practices and any relevant frameworks you've worked with.

Craft a Compelling Cover Letter: Use your cover letter to tell us why you're passionate about security and how you can contribute to our team. Mention specific projects or experiences that demonstrate your expertise in threat modelling and secure coding.

Showcase Your Technical Skills: Don’t shy away from listing your technical skills! We want to see your hands-on experience with modern frameworks and security tooling. Be specific about the tools you've used and the impact they had on your projects.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re keen to join the StudySmarter family!

How to prepare for a job interview at intro

✨Know Your Security Frameworks

Make sure you brush up on your knowledge of threat modelling frameworks like STRIDE and PASTA. Be ready to discuss how you've applied these in past roles, especially in the context of financial services.

✨Showcase Your Technical Skills

Prepare to demonstrate your hands-on experience with modern frameworks such as React and Angular. Bring examples of how you've integrated security practices into CI/CD pipelines and automated testing.

✨Understand the Business Context

Familiarise yourself with PCI-DSS, PSD2, and SCA requirements. Being able to articulate how these regulations impact security practices will show that you understand the bigger picture.

✨Communicate Clearly

Practice explaining complex security concepts in simple terms. You’ll need to convey risks and solutions effectively to developers, so being clear and concise is key.

Senior Security Engineer
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