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Senior Security Engineer

Fundingcircle
CompanyFundingcircle
CategoryEngineering
LocationLondon
RemoteHybrid
EmploymentNot stated
LevelSenior
SalaryNot stated by the employer
Posted17 Jun 2026
Last verified30 Jul 2026
SourceEmployer career page (ashby)
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Description
WE’RE ON A MISSION TO BACK THE UK’S SMALL BUSINESSES LIKE NO ONE ELSE 🚀 Small businesses are the backbone of the economy, and we’re here to help them win. We’ve built a platform that uses clever data to get them the funding they need in minutes, not weeks. At Funding Circle, we have the restless energy of a fintech start-up with the stability of a public company. It’s a unique mix that gives Circlers the autonomy to take ownership and the scale to make an impact that truly counts. We’re a high-performing team that chooses to lift each other up. We challenge, we champion, and we have each other’s backs - because we know that when we stand together, we move faster and build better. The impact is real: Last year alone, the businesses on our platform generated £7.2bn for the UK economy 📈 Come and join a mission that matters! [Read our Impact Report https://www.fundingcircle.com/uk/impact] | [See our Trustpilot https://uk.trustpilot.com/review/fundingcircle.com] THE ROLE ⚡ 📍 London (Hybrid) | 🤝 2 days in the office | 💰 Competitive Salary + Benefits - Define, champion, and embed secure software development lifecycle (SSDLC) practices and secure coding standards across engineering teams through collaboration, training, and tooling. - Perform threat modelling exercises for cloud-native applications, microservices, and infrastructure components. - Manage internal and external penetration testing engagements for Funding Circle applications, services, and cloud infrastructure. - Collaborate closely with Cloud Platform Engineers, DevX and Product Engineering to ensure security requirements are integrated into system designs and technology choices from the outset. - Act as a subject matter expert on DevSecOps, and application security, cloud security (AWS), providing guidance and mentorship to other engineers. - Contribute to drive implementation of security automation across cloud infrastructure configuration, vulnerability management, and compliance monitoring. - Design, implement, and support the adoption of robust security architectures, controls, and best practices within our AWS cloud environment. WHAT WE’RE LOOKING FOR 🌱 We value deep expertise, but a growth mindset and good energy are what really make our team click. We’re a group that chooses to lift each other up and think smart every day. - Application & Cloud Security Expertise: Over 3 years of information security experience with a deep focus on application/product security, complemented by strong expertise in securing AWS environments and Infrastructure as Code (IaC). - Champion for Secure Development: Proven track record of defining, implementing, and driving the adoption of secure software development lifecycle (SSDLC) practices and secure coding standards within engineering teams. - Security Automation & CI/CD Integration: Hands-on experience architecting and integrating a suite of security tools (SAST, DAST, SCA, IAST, secrets management) and automated controls directly into CI/CD pipelines like GitLab CI, Jenkins, or GitHub Actions. - Vulnerability Management & Threat Intelligence: Deep understanding of web application vulnerabilities (OWASP Top 10) and experience contributing to vulnerability management programs. - Container & Orchestration Security: Solid knowledge of container security best practices and securing container orchestration platforms, specifically Kubernetes and AWS EKS. - Frameworks & Compliance: Strong knowledge of key security frameworks (NIST CSF, MITRE ATT&CK) and standards (CIS Benchmarks, OWASP ASVS), with experience managing external penetration testing and coordinating remediation efforts. Skills we'd love to see: - Experience with specific security platforms/tools (e.g., Wiz, Snyk, Checkmarx, Veracode). Relevant advanced security certifications (e.g., AWS Certified Security - Specialty, CISSP, CCSP, OSCP/OSWE). - Proficiency in security automation using sc
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