Senior Engineering Manager, Index Build

· Owns the end-to-end engineering delivery of scalable, resilient, secure and highly available technology solutions supporting index management and operational workflows

· Provides technical and architectural direction for new capabilities, platform modernization and complex engineering decisions

· Ensures solutions are designed and delivered in line with agreed engineering standards for maintainability, scalability, security, performance and operational resilience

· Drives the modernisation of legacy platforms and adoption of cloud-native architecture where this provides clear business and technology benefit

· Establishes and continuously improves engineering practices covering software design, coding standards, code reviews, automated testing, CI/CD, observability, security and automation

· Ensures appropriate testing and quality controls are embedded throughout the software delivery lifecycle

· Guides teams in the effective design and implementation of APIs, microservices, event-driven architectures, data processing solutions and enterprise integrations

· Drives the responsible adoption of AI-assisted engineering, Generative AI, agentic AI and intelligent automation where these can improve engineering productivity, software quality, user experience or operational efficiency

· Partners with Product Managers, Operations, Index Delivery & Management, Architecture, UX and other stakeholders to translate business priorities into pragmatic technology solutions and delivery plans

· Balances strategic transformation and new capability delivery with the reliability, support and continued evolution of existing business-critical platforms

· Communicates technical strategy, delivery progress, risks and complex engineering decisions clearly and effectively to technical and non-technical audiences

· Builds a high-performing engineering culture centered on ownership, accountability, collaboration, engineering excellence and continuous improvement

· Mentors and develops engineers, technical leads and engineering managers, strengthening technical capability, leadership depth and succession across the organization

Experience & Skills:

· 15+ years of extensive proven experience in software engineering, including the design, development and operation of large-scale, business-critical applications in an enterprise environment

· Proven experience leading and developing engineering teams responsible for complex technology products and platforms

· Strong technical depth with the ability to provide credible architectural guidance and challenge engineering decisions constructively

· Strong experience designing scalable, high-performance, data-intensive applications, data processing solutions and ETL/ELT pipelines

· Strong knowledge of database modelling, design, performance tuning and optimization, with hands-on experience in relational database platforms such as SQL Server, PostgreSQL, Oracle, MySQL or similar, including SQL development and query optimization.

• Strong software engineering experience with object-oriented programming languages such as C#, .NET, Java, Python or similar, including the design and implementation of APIs, distributed systems, and microservices architectures.

• Experience delivering modern web applications using frameworks such as Angular, React, or comparable UI technologies, with a solid understanding of JavaScript, HTML, CSS and modern application design principles

· Strong understanding of AWS cloud infrastructure and native services, including RDS, EC2, EKS/ECS, Lambda, SQS, SNS, API Gateway and AWS Glue

· Strong understanding of API design, microservices, event-driven architecture and enterprise integration patterns

· Extensive experience with modern software engineering practices, including automated testing, CI/CD, DevOps, Infrastructure as Code, observability and automation

· Strong understanding of software security, performance, scalability, resilience and production support considerations

· Experience modernizing legacy applications and migrating or evolving platforms towards modern cloud-based architecture

· Practical understanding of AI-assisted software engineering and intelligent automation, including appropriate security, governance and control considerations

· Strong analytical and problem-solving skills, with the ability to translate complex business and technical requirements into pragmatic solutions

· Experience working in agile delivery environments with a focus on collaboration, automation and continuous improvement

· Experience working effectively across Product, Architecture, Business Analysis, Quality Assurance, Delivery Management and Technology Governance functions

· Experience within Financial Markets, ideally Equities, Fixed Income, Index Management or related financial services technology

· Experience with Java, including Spring Boot, and/or Python for integrations, greenfield development or legacy systems is advantageous

· Familiarity with Sybase and PostgreSQL is advantageous

· Experience with workflow orchestration or Business Process Management technologies such as IBM BAW or Camunda is advantageous

Key Attributes:

· Strong engineering leader with the ability to set direction while remaining close enough to the technology to provide effective challenge and guidance

· Excellent interpersonal and communication skills, with the ability to influence technical and non-technical stakeholders

· Strong sense of ownership and accountability for delivery, technology and operational outcomes

· Demonstrated ability to mentor, develop and motivate engineers and engineering leaders

· Excellent attention to detail combined with the ability to think strategically and solve complex business and technology problems

· Able to prioritise effectively, make sound decisions and operate confidently in a complex and fast-moving environment

· A passion for continuous learning, innovation and improving engineering practices

· Collaborative, results driven, self-motivated and solutions oriented

Career Stage:

Manager

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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