6 month fixed term contract
Responsibilities:
Act as CHECK Team Leader on assessments, accountable for technical delivery and quality
Lead and mentor testers on engagements
Support pre-sales scoping and technical proposal input
Contribute to methodology and capability development
Essential
Current NCSC CHECK Team Leader (Application) status, evidenced via CREST CCT APP, TIGER SST, or CyberScheme equivalent
Eligibility for UK Security Clearance (SC minimum); existing clearance strongly preferred
Proven experience leading CHECK-scoped web, mobile, and API assessments in UK public sector and/or CNI environments
Ability to scope, deliver, quality-assure, and sign off engagements as Team Leader
Strong client-facing communication and report writing
Desirable
CREST CCSAS, OSWE, or equivalent
Source code review and secure development experience
Cloud-native and containerised application assessment (Azure, AWS)
xperience mentoring CHECK Team Members toward CTL-APP
ABOUT US:
A&O IT Group is an award-winning, fast-growth, global IT services and cyber security consultancy operating in over 130 countries. A&O IT Group is proud to sit within the Stock Exchange's Top 1000 most inspirational companies in the UK.
OUR VALUES:
Our team prides itself on our core values and commitment to doing the basics brilliantly If you too strive to engage & delight, we would love to hear from you.

A&O IT Group, a global leader in managed IT services, brings over 50 years of expertise and operates in over 130 countries. Our customer-centric and people-focused approach ensures that we deliver tailored, scalable solutions that meet the unique needs of businesses across various industries including retail, finance, healthcare, and hospitality.
We live by our motto, “Engage & Delight,” always striving to exceed customer expectations. Our comprehensive services range from field services with professional onsite and dispatch engineers to IT project management and deployment services covering planning, implementation, and ongoing support. We also offer IT warehousing, staging, and logistics, managing everything from desktops to large-scale printers and peripherals. Our 24/7 service desk provides proactive monitoring and seamless IT support, while our network solutions cover design, migration, and security to ensure maximum connectivity and data protection.
Additionally, A&O IT Group boasts robust cyber security consulting and testing services, with in-house experts specialising in penetration testing, vulnerability assessments, and more. Our heritage and experience, combined with our global reach, customer-centric approach, and scalability, make us a trusted partner for any IT needs.
Recognised as a top growth Managed Service Provider (MSP) and one of the London Stock Exchange’s top UK companies to Inspire, we are proud of our industry recognition.
Our proprietary software, FieldView, offers real-time visibility of our engineer scheduling and management, further enhancing our service delivery.
Find out more about a career with A&O IT Group and browse for your dream job here https://www.aoitgroup.com/about-a-and-o/careers