Lead Software Engineer, Cyber Security Controls Automation at LSEG – London | Jobyssey

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.

About the Role:

Do you want to help reinvent Governance Risk and Compliance by turning cyber security controls, risk data and audit evidence into software, automation and real-time assurance? If so, we are seeking a Lead Software Engineer to join the Cyber Security Engineering team. This role will design, build and maintain data-driven capabilities that support the operation, monitoring and evidencing of security defences

The role is focused on reducing manual effort across audit, assurance and risk processes by building tools, APIs, data pipelines, dashboards, command line utilities and automated evidence collection workflows.

You will work closely with security engineers, control owners, and risk teams to ensure controls are measurable, auditable and supported by reliable evidence.

Critical work

Build software and automation to support control monitoring, testing, reporting and evidence collection.
Develop command line tools, APIs, integrations and workflows that simplify assurance activity.
Integrate with security platforms, group risk systems, cloud services, SIEM, vulnerability management, IAM, EDR and other engineering tools.
Develop repeatable evidence generation processes for audits, regulatory reviews, customer assessments and compliance activities.
Use data to identify control gaps, weaknesses, trends and risk exposure.
Translate technical control activity into clear, auditable evidence and reporting.
Work to improve control design, implementation, measurement and documentation.
Provide technical feedback utilising code and design review and engineering challenge.
Support the development of standards and policy documentation and policy-as-code approaches.
Promote automation and control monitoring and data-led assurance across the team.

Skills and Experience

Previous experience building command line tools.
Working knowledge of web-based systems and REST APIs.
Commercial experience with Rust, TypeScript, Python, Go and JavaScript.
Knowledge of common algorithms and data structures for handling large volumes of data, including data-intensive systems.
Experience providing feedback to engineering teams through code review.
Exposure to a wide range of programming languages, frameworks and cloud technologies.
Strong software engineering fundamentals, including testing, version control, maintainability, documentation and secure coding practices.
Experience working with structured and unstructured data to generate meaningful control insight.
Ability to communicate technical concepts clearly to engineers, risk teams, auditors and senior stakeholders.

Helpful skills to have

Understanding of cyber security, control testing, evidence requirements and risk management.
Experience working in regulated environments.
Previous consulting experience working closely with engineering teams.
Experience writing standards, policy documentation or policy as code.
Experience automating control testing, evidence collection or continuous control monitoring.
Relevant cyber security, cloud, software engineering or risk certifications.

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.

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.

Explore more jobs