SOC Team Lead in London

Make an impact with NTT DATA. Join a company that is pushing the boundaries of what is possible. We are renowned for our technical excellence and leading innovations, and for making a difference to our clients and society. Our workplace embraces diversity and inclusion – it’s a place where you can grow, belong and thrive.

Role Purpose

As a Security Operations Team Lead, you will oversee the day-to-day operations of the Security Operations Centre (SOC). You will lead a team of security analysts and engineers to deliver high-quality services, respond to incidents, and improve operational performance. This role focuses on managing service delivery, supporting incident response, and ensuring operational efficiency within established frameworks and guidelines.

Key Responsibilities

• Service Delivery
  • Manage and oversee SOC operations and delivery of managed security services to clients.
  • Monitor service performance against SLAs and KPIs, ensuring consistent and high-quality execution.
  • Implement standard procedures and best practices for incident management, threat monitoring, and vulnerability assessments.
  • Serve as the escalation point for client concerns and day-to-day operational issues.
  • Conduct regular reviews and contribute to client reports and communications.
• Incident Response Support
  • Coordinate and manage incident response efforts in collaboration with senior SOC staff and technical teams.
  • Ensure timely detection, escalation, containment, and resolution of security incidents.
  • Support post-incident reviews and help implement recommendations for continuous improvement.
• Team Leadership & Development
  • Lead and mentor a team of SOC analysts, providing regular feedback and training.
  • Organise team schedules to maintain 24/7 SOC coverage (if applicable).
  • Promote knowledge sharing and adherence to operational playbooks and standards.
• Operational Improvements
  • Identify opportunities to streamline processes and improve SOC effectiveness.
  • Support implementation of tools and automation to enhance detection and response.
  • Assist with operational maturity assessments and track metrics like MTTD and MTTR.
• Collaboration and Reporting
  • Work with internal stakeholders and technical teams to ensure smooth service delivery.
  • Provide input into customer-facing documentation, such as incident summaries and operational dashboards.
  • Maintain awareness of emerging threats and ensure appropriate measures are taken.

Key Performance Indicators (KPIs)

• Reduction in MTTD and MTTR.
• Adherence to SLA and KPI targets.
• Client satisfaction and feedback scores.
• Team performance and skills development.
• Operational compliance and audit readiness.

About You

We’re looking for a hands‑on, proactive professional with the following:

• 5+ years in a Security Operations Centre or related security environment.
• At least 2 years of experience in a team lead or supervisory role.
• Strong understanding of incident detection, escalation, and resolution processes.
• Experience with tools like SIEM, IDS/IPS, endpoint protection, and threat intelligence platforms.
• Ability to manage team performance and guide junior staff in their development.
• Excellent verbal and written communication skills.
• Strong attention to detail and commitment to quality.
• Relevant certifications (e.g., CompTIA Security+, GCIH, SSCP, CEH); CISSP or CISM is a plus but not mandatory.
• Eligible for UK SC clearance.

About NTT DATA

NTT DATA is a $30+ billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world’s leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centres and application services. Our consulting and industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 70 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is part of NTT Group, which invests over $3 billion each year in R&D.

Equal Opportunity Employer

NTT DATA is proud to be an Equal Opportunity Employer with a global culture that embraces diversity. We are committed to providing an environment free of unfair discrimination and harassment. We do not discriminate based on age, race, colour, gender, sexual orientation, religion, nationality, disability, pregnancy, marital status, veteran status, or any other protected category. Join our growing global team and accelerate your career with us.