Principal Security Architect (London)

ABOUT US:
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It\’s how we\’ve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.
LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific. LSEG\’s ticker symbol is LSEG.
OUR PEOPLE:
People are at the heart of what we do and drive the success of our business. Our culture of connecting, creating opportunity and delivering excellence shape how we think, how we do things and how we help our people fulfil their potential. We embrace diversity and actively seek to attract individuals with unique backgrounds and perspectives. We break down barriers and encourage teamwork, enabling innovation and rapid development of solutions that make a difference. Our workplace generates an enriching and rewarding experience for our people and customers alike. Our vision is to build an inclusive culture in which everyone feels encouraged to fulfil their potential.
We know that real personal growth cannot be achieved by simply climbing a career ladder – which is why we encourage and enable a wealth of avenues and interesting opportunities for everyone to broaden and deepen their skills and expertise. As a global organisation spanning 70 countries and one rooted in a culture of growth, opportunity, diversity and innovation, LSEG is a place where everyone can grow, develop and fulfil your potential with meaningful careers.
ROLE SUMMARY:
We are seeking a seasoned IAM Architect to join our dynamic team, delivering flexible Identity and Access Management solutions that support the evolving needs of the organisation.
This is a permanent position that plays a critical role in ensuring IAM services are designed in alignment with enterprise architecture, security frameworks, and IAM policies and standards.
As an IAM Architect, you will collaborate closely with other Security Architects, Engineers and business stakeholders to drive innovation, shape strategy, and design integrated identity solutions that are secure, scalable, and future-ready.
WHAT YOU\’LL BE DOING:

• Architectural Leadership: Lead the design and implementation of IAM solutions, ensuring alignment with enterprise architecture and security standards.
• Strategic Collaboration: Partner with cross-functional teams to embed IAM capabilities into business-as-usual operations and mitigate cyber threats through expert guidance.
• Subject Matter Expertise: Act as a trusted advisor on IAM and security domains, producing knowledge-sharing materials and developing solutions to address emerging risks.
• Tool Evaluation & Deployment: Assess, recommend, and lead the deployment of IAM tools and technologies to improve security posture.
• Solution Design: Translate complex business and technical requirements into robust IAM architectures and provide recommendations that align with strategic goals.
• Innovation & Trends: Stay ahead of industry trends and emerging technologies, proactively seeking opportunities to enhance IAM capabilities.
• Governance & Assurance: Ensure adherence to technical governance models and design assurance processes across all IAM initiatives.
• Documentation & Roadmapping: Maintain architectural artefacts, including solution designs and patterns, and contribute to the ongoing development of the IAM roadmap.

WHAT YOU\’LL BRING:

• Minimum 5 years of experience designing and implementing IAM solutions.
• Proven expertise with key IAM technologies, including:
  • Identity Governance and Administration Platforms.
  • Privileged Access Management.
  • Directory & Authentication Services: Active Directory, Entra ID, Modern Authentication
• Experience designing IAM solutions for cloud platforms such as AWS, Azure, and Google Cloud Platform
• Strong communication and stakeholder engagement skills, with the ability to explain complex systems/principles to technical and non-technical audiences.
• Self-motivated and capable of working independently in a global, distributed team.

LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth.
Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions.
Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce. You will be part of a collaborative and creative culture where we encourage new ideas and are committed to sustainability across our global business. You will experience the critical role we have in helping to re-engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.
LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.
We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone\’s race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants\’ and employees\’ religious practices and beliefs, as well as mental health or physical disability needs.
Please take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it\’s used for, and how it\’s obtained, your rights and how to contact us as a data subject.
If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice. #J-18808-Ljbffr