Senior Application Security Engineer | £84k | Hybrid

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Senior Application Security Engineer | Permanent | UK (Hybrid - a few times per month) | £84k
We're working with a forward-thinking professional services firm on a key hire to embed security into every part of their digital product journey. They're looking for a Senior Application Security Engineer to drive secure-by-design principles across new and evolving applications and act as a Subject Matter Expert for software security across the business.
This is a high-impact role in a collaborative, ambitious, and people-focused IT team. You'll play a hands-on role, shaping security culture, guiding engineering teams, and ensuring that security is integrated into every stage of the software development lifecycle.
What you'll be doing:
Leading the cultural shift towards secure software development across product teams
Defining and implementing the software security strategy in line with business goals
Collaborating with developers to automate security testing and embed security requirements into the SDLC
Supporting penetration testing, vulnerability management, and remediation efforts
Acting as a software security SME, advising teams on secure design, risk, and compliance
Maintaining security documentation, training materials, and processes
Reporting on compliance and security posture to senior leadership
What we're looking for:
Strong background in software development and security - comfortable with both code and risk
Proven experience embedding security into agile development environments
Hands-on with cloud platforms and CI/CD pipelines, plus scripting such as PowerShell, YAML, or JSON
Knowledge of application security tools, threat modelling, and risk assessments
Familiarity with standards/frameworks such as OWASP, NIST SSDF, ISO27001, NCSC
Experience guiding engineering teams and influencing security culture
Excellent communication skills, able to engage confidently with developers and senior leadership
Why join them?
You'll be part of a forward-thinking IT team that values your input and invests in your development. This is your chance to shape the security of innovative digital products, influence the business's secure software culture, and work in a flexible hybrid environment.
Location: London office (hybrid, a few times per month)
Salary: Up to £84,000
If you're a software security professional ready to lead, mentor, and make a real impact, send your CV for immediate consideration.
Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law.
Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers.
By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website
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Location:
London
Job Type:
FullTime
Category:
Engineer, Application, Security, Senior, Engineering, Hybrid

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