Director, Enterprise Architect

LSEG; Greater London; On-site; GBP 110,000 - 150,000; Full time

Job summary

FTSE Russell, part of the LSEG Technology family, is seeking an Enterprise Architect in London to shape the technology landscape for financial benchmarks. You will bridge business strategy and technology, driving AI-enabled governance and scalable platform designs across market data and analytics domains.

You will lead architecture reviews, collaborate with product and engineering leaders, and champion standards to accelerate delivery while managing risk and cost in a fast-evolving financial

Qualifications

• Proficiency in AWS cloud-native architectures with secure, scalable designs.
• Significant background in market data, portfolio/index management, or analytics.
• Experience with real-time data processing and cloud-native real-time methods.
• Hands-on experience applying AI to transform architecture governance and delivery.

Responsibilities

• Pioneer AI-native governance and drive architecture automation across domains.
• Lead AI-assisted architecture reviews to balance quality and speed.
• Champion LSEG architecture standards across the organisation.
• Translate complex requirements into actionable designs balancing cost, security and scalability.
• Engage with executives, engineers, and product teams to ensure alignment.

Skills

Cloud architecture mastery

Market data systems experience

Real-time systems knowledge

AI advocate

Tools

AWS

Job description

Enterprise Architect

FTSE Russell | LSEG Technology

Location:

London

About FTSE Russell

FTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and market segments.

Our products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk. With a reputation for innovation, transparency, and robust governance, FTSE Russell plays a critical role in shaping global financial markets.

The Opportunity

We are seeking a visionary Enterprise Architect to shape the future of our technology landscape. This is a pivotal role where you will bridge the gap between business strategy and cutting‑edge technology, driving the architectural vision that powers the world’s most trusted financial benchmarks.

You start from the problem statement and work backward to the technology. Your deep functional expertise in market data, portfolio/index management, and financial data analytics enables you to design platforms that meet both functional and non‑functional requirements.

You will be at the forefront of our AI transformation, championing the adoption of artificial intelligence to revolutionize how we design, govern, and evolve our systems. If you’re passionate about building market‑leading platforms, pioneering financial technology, and leaving a lasting impact on the indices industry-this is your opportunity.

What You’ll Do

Architecture Governance & AI‑Native Transformation

• Pioneer AI‑native governance: Drive, lead, and implement AI agents that automate architecture governance—from initial assessments to permit to operate—setting a new industry standard
• Establish design authorities and lead AI‑assisted architecture reviews that ensure quality while accelerating delivery
• Champion LSEG's architecture standards across the organization, working collaboratively with engineering leads to define common patterns and best practices
• Translate complex requirements into elegant, actionable solution designs that balance cost, security, scalability, testability, and maintainability
• Lead with influence by engaging with executives, engineers, and product teams to ensure alignment with a strong focus towards execution

Technology & Architecture Strategy

• Shape the strategic technology vision that supports our ambition to be the world’s #1 benchmark and indices provider
• Architect high‑performance infrastructure on AWS that enables rapid innovation and seamless delivery across all index types
• Drive AI adoption and emerging technologies, ensuring we stay ahead of industry trends and regulatory requirements
• Build the platform for innovation through a strong Engineering‑Research partnership, enabling data science to flourish

Business & Product Partnership

• Partner with product, engineering, operations and other business leaders to ensure technology decisions are aligned with business goals and client needs
• Be a trusted thought partner to Operations and Product, connecting dots across the organization to identify synergies and drive alignment
• Bridge the gap between various departments to identify partnerships and create alignment towards common objectives

Leadership & Change Management

• Engage, mentor, and inspire cross‑functional teams to drive technology transformation
• Simplify complexity: Distill intricate challenges into clear, actionable deliverables enabling business‑wide innovation

What You Bring

Technical Expertise

• Cloud architecture mastery: Proficiency in AWS cloud‑native architectures, with strong understanding of reliable, secured, maintainable architectures and the right trade‑offs between cost, security, scalability, testability, and maintainability
• Market data systems experience: Significant background in market data, portfolio/index management, or financial data analytics
• Real‑time systems knowledge: Understanding of real‑time systems and/or cloud‑based real‑time methodologies
• AI advocate: Hands‑on experience using AI technologies to disrupt current ways of working and achieve unprecedented levels of productivity

Business Acumen

• Capital markets expertise: Strong knowledge of capital markets and financial instruments
• Product‑technology balance: Good balance between engineering, operational, and financial product expertise

Leadership & Communication

• Executive presence: Good communication skills with the ability to influence C‑level executives and collaborate across teams
• Transformation track record: Proven success delivering large‑scale technology transformations that drive business growth and market leadership
• Enterprise architecture experience: Proven success in leading enterprise architecture within financial services, related to indexing and/or market data analytics

Preferred Qualifications

• Experience with enterprise architecture frameworks and modern cloud solutions
• Not a strict requirement but nice to have AWS Certified Architect certification
• Strong knowledge of financial instruments
• Experience with high‑performance computing and mission‑critical systems

How We Work: Engineering at FTSE Russell

• Build with Purpose: You understand the why behind every line of code and optimize for meaningful outcomes
• Customer Driven: You translate complex requirements into elegant solutions that delight users
• Technically Courageous: You step out of your comfort zone, challenge the status quo, and innovate with confidence
• Learn and Be Curious: You seek feedback, explore new technologies, and stay curious
• Grow and Uplift Others: You coach, mentor, and celebrate team wins
• Act as Owners: You make thoughtful trade‑offs and deliver long‑term value
• Lead with Data: You trust the numbers, validate assumptions, and learn from failures
• Dive Deep: You stay close to the details and act decisively when something’s off
• Build Responsibly, Deliver Incrementally: You embrace agile principles, delivering incrementally and improving through feedback
• Collaborate to Achieve: You believe the best solutions come from diverse, cross‑functional teamwork

Why Join Us?

• Global Brand, Local Impact: Join a global team across US, Europe, and Asia
• Engineering First Culture: Work in an agile, collaborative, tech‑driven environment
• Cutting‑Edge Projects: Engage with modern architectures and tools on mission‑critical systems
• Career Growth: Benefit from global mentorship, upskilling programs, and internal mobility
• Flexibility: Enjoy a hybrid work model with good work‑life balance

Ready to Make Your Mark?

If you’re a forward‑thinking architect who thrives on complexity, champions innovation, and wants to shape the future of financial technology—we want to hear from you.

LSEG is an equal opportunity employer. We believe in creating a diverse and inclusive workplace where everyone can thrive.

Career Stage:

Director

London Stock Exchange Group (LSEG) Information:

Join us and be part of a team that values innovation, quality, and continuous improvement. If you’re ready to take your career to the next level and make a significant impact, we’d love to hear from you.

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.

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.

You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

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