Security and Development Test Manager

Location: Birmingham or London – Hybrid | Clearance: UK SC clearable

Industry Focus: Telecommunications (CNI)

About Us

NTT DATA is one of the world’s largest global security services providers with over 7,500 security experts. We partner with leading security technology providers and support organisations in building secure and sustainable digital solutions. Our people are at the heart of everything we do — we work together to drive innovation and deliver exceptional outcomes.

What you'll bring;

As the Security Development and Test Manager, you will be responsible for managing the implementation of secure software development practices and leading the security testing lifecycle across development projects. You will collaborate closely with technical teams to integrate security into DevOps processes, drive vulnerability testing, and ensure customer environments meet defined security standards. The role ensures the effectiveness of security practices in software development, manages security testing, drives operational maturity improvements, and oversees secure coding practices. Reporting to the Director of Security Development and Testing, you will be a key contributor in enabling secure software delivery.

Key Responsibilities

Service Delivery Support

• Oversee performance and quality of services delivered, ensuring SLA and KPI compliance.
• Conduct regular client reviews to identify enhancement opportunities.
• Manage the execution of secure development and testing services across projects.
• Serve as a point of contact for technical escalations and coordinate with senior stakeholders to resolve issues.
• Support client engagements with documentation, test results, and assessment reports.

DevSecOps Implementation

• Work with engineering and DevOps teams to embed security tools (e.g., SAST, DAST, SCA) into CI/CD pipelines.
• Help maintain and improve automated security testing workflows.
• Support threat modelling and secure design practices at the project level.
• Participate in security reviews of new features and applications.

Security Testing and Tooling

• Oversee the planning and execution of security tests, including static and dynamic analysis.
• Ensure appropriate tooling is used and maintained, and testing results are actioned.
• Track vulnerability remediation efforts and support developers with secure coding guidance.
• Monitor and report on testing coverage and issue resolution trends.

Process Improvement

• Contribute to the enhancement of development and testing standards.
• Identify opportunities for automation and improved testing efficiency.
• Track and report on relevant metrics to support continuous improvement.

Key Performance Indicators (KPIs)

• Security Testing Coverage: Percentage of applications tested using SAST/DAST/SCA tools.
• Vulnerability Remediation Time: Time to resolve high/critical vulnerabilities.
• DevSecOps Tool Adoption: Use of automated testing in CI/CD pipelines.
• Secure Code Training Completion: Percentage of development team trained.
• Internal Audit Readiness: Compliance with secure development processes.
• Escalation Resolution Time: Time to address technical or process escalations.

What you'll be doing;

• 5+ years in leading secure software development, testing, or DevSecOps environments.
• Hands‑on experience with security testing tools (e.g., Veracode, SonarQube, Burp Suite, etc.).
• Familiarity with secure coding practices, OWASP Top 10, and threat modelling.
• Experience working in Agile or DevOps‑driven environments.
• Strong verbal and written communication skills.
• Relevant security or DevSecOps certifications (e.g., CSSLP, CEH, GWEB) preferred.
• Eligible for SC clearance in the UK.

At NTT DATA, you have endless opportunities to think big, act bold and take ownership. As a $30+ billion business and technology services, AI and digital infrastructure leader, we co‑innovate solutions with clients and partners globally for business and societal impact. Serving 75% of the Fortune Global 100, with experts in over 70 countries, we encourage experimentation and recognize great work. Proudly a Global Top Employer, NTT DATA is part of NTT Group, which invests over $3 billion annually in R&D. Make this the place where you grow.

• We offer a range of tailored benefits that support your physical, emotional, and financial wellbeing. Our Learning and Development team ensure that there are continuous growth and development opportunities for our people. We also offer the opportunity to have flexible work options.
• You can find more information about NTT DATA UK & Ireland here:
• We are an equal opportunities employer. We believe in the fair treatment of all our employees and commit to promoting equity and diversity in our employment practices. We are committed to creating a diverse and inclusive workforce. We actively collaborate with individuals who have disabilities and long‑term health conditions which have an effect on their ability to do normal daily activities, ensuring that barriers are eliminated when it comes to employment opportunities. In line with our commitment, we guarantee an interview to applicants who declare to us, during the application process, that they have a disability and meet the minimum requirements for the role. If you require any reasonable adjustments during the recruitment process, please let us know. Join us in building a truly diverse and empowered team.