Lead Software Engineer (Typescript/NodeJS)

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.

Role Summary:

The Workspace Engineering team are recruiting a Lead Software Engineer, with strong React and Node.js (NestJS) experience to play a crucial role in our organisation. The successful candidate will lead and develop a team of software engineers while continuing to provide hands-on technical support through activities such as writing code and performing code reviews. In an era of rapidly evolving AI capabilities, we are seeking leaders who bring deep experience with established engineering practices alongside the vision and ambition to integrate modern tools into efficient, AI-aware ways of working and delivering value.

What You’ll Do:

• Take ownership of deliverables, working independently while mentoring and supporting less experienced engineers.

• Provide hands-on support to the team in activities such as writing code and performing code reviews

• Act as a subject matter expert for React, Node.js (NestJS) and TypeScript, advising on design, development, testing and implementation

• Deliver and guide high-quality full-stack solutions through expert coding, tooling, technical review and delivery leadership

• Own technical direction for a defined product or platform area, aligning work to business, customer and technology strategy

• Design secure, observable, resilient and scalable services, APIs and user experiences

• Partner with architects, product, QA, DevOps and security colleagues to define and implement robust solutions

• Lead design and planning for Epics, breaking complex work into deliverable stories with clear acceptance criteria

• Investigate operational issues, lead root cause analysis and build permanent improvements into team systems

• Use metrics, customer feedback and experimentation to validate assumptions and continuously improve systems

• Build and maintain strong stakeholder relationships across technical and non-technical groups

What You’ll Bring:

• 7+ years of professional software engineering experience, with strong recent hands-on delivery experience

• Deep expertise in React, Node.js (NestJS) and TypeScript

• Experience in designing, building and operating production APIs, services and modern web applications

• Strong understanding of software architecture, secure engineering, authentication, authorisation, scalability and reliability

• Experience with modern ReactJS, REST APIs, SQL or NoSQL databases, cloud platforms such as Azure or AWS, CI/CD such as GitLab CI, observability tools for logging, metrics and tracing

• Strong automated testing experience across unit, integration, contract and end-to-end tests

• Track record of diagnosing production issues and improving system resilience, performance and supportability

• Strong leadership potential, with the desire to mentor others and develop into a people management role over time

• Excellent stakeholder management and communication skills across technical and non-technical audiences

• Curiosity about AI-enabled engineering practices and how modern tools can improve delivery, quality and customer value

Benefits:

We are looking for intellectually curious people, passionate about the bigger picture of how technology industry is evolving, ready to ask difficult questions and deal with complicated scenarios! If you are creative and a problem solver, this is the place to be as will be supporting you to fast-forward your career!

We maximise each employee’s potential through personal development through a wide range of learning tools both formal and informal. We believe in remunerating our people with competitive salaries and a range of attractive benefits such as:

• 25 days’ holiday per year

• 1 additional day off for your Birthday

• Annual wellness allowance

• Share Purchase Plan

• Medical Health Insurance

• Medical Subscription (preventive medical services)

• Life insurance

• Pillar 3 Private Pension

• Meal Vouchers

• Flexible Benefits

• Bookster

• Volunteering Events

• All LSEG colleagues with at least one year’s continuous service, who become parents, are now entitled to at least 26 weeks’ paid leave, and the option to return to work on a phased basis, in relation with specific company’s policy and guidelines

Career Stage:

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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