Real-Time Software Engineer - Early Career

London Stock Exchange Group; Creve Coeur (MO); On-site; USD 85,000 - 120,000; Full time

Benefits offered by this job

Healthcare

Retirement planning

Paid volunteering days

Wellbeing initiatives

Job summary

London Stock Exchange Group in Missouri is seeking a Software Engineer to join our development team. This role suits a recent graduate or engineer with up to two years of professional experience who loves building high-quality software and solving problems, using modern AI-assisted engineering tools.

You will design, develop, test, and maintain applications, collaborate with product owners and stakeholders, and contribute to continuous improvement of development practices.

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering or related field or equivalent practical experience.
• At least 2 years of professional software development experience outside internships.
• Proficiency in C++, Python, Java, or C#.

Responsibilities

• Design, develop, test, and maintain software applications and services.
• Collaborate with product owners, developers, architects, and stakeholders to deliver value.
• Write clean, well-tested code and participate in code reviews.
• Troubleshoot defects, performance issues, and production problems.
• Utilize AI-assisted tools to improve engineering productivity and quality.
• Contribute to automation, testing, and deployment processes.
• Learn new technologies as project needs evolve.

Skills

C++

Python

Java

C#

OOP

Git

AI tools

Teamwork

Education

Bachelor's degree in CS/Software Eng

Tools

CI/CD

GitHub

Job description

About the Role

We are seeking a Software Engineer to join our development team and help build high-quality software solutions that support critical business capabilities. This role is ideal for a recent graduate or an engineer with up to two years of professional experience who is passionate about software development, enjoys solving complex problems, and embraces modern AI-assisted engineering practices. We value strong engineering fundamentals, curiosity, and a growth mindset more than expertise in any specific programming language. Successful candidates may have experience in C++, Python, Java, or C# and should be comfortable learning new technologies as business needs evolve.

Responsibilities

• Design, develop, test, and maintain software applications and services.
• Collaborate with product owners, developers, architects, and stakeholders to deliver business value.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and design discussions.
• Troubleshoot defects, performance issues, and production problems.
• Utilize modern AI-assisted and agentic development tools to improve engineering productivity and software quality.
• Contribute to continuous improvement of development practices, automation, testing, and deployment processes.
• Learn new technologies and programming languages as required by project needs.

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Computer Engineering, or a related technical field, or equivalent practical experience.
• At least 2+ years of professional software development experience outside internship experience.
• Demonstrated proficiency in at least one of the following languages: C++/ Python/Java /C#
• Understanding of software engineering fundamentals including: Object-oriented programmingData structures and algorithmsVersion control (Git)Software testing principlesDebugging and problem solving
• Experience using AI-assisted development tools for software engineering tasks.
• Strong written and verbal communication skills.
• Ability to work effectively in a collaborative team environment.

Preferred Qualifications

• Internship, co-op, research, or personal project experience demonstrating software development skills.
• Experience with agentic software development tools such as GitHub Copilot, Cursor, Claude Code, OpenAI Codex, Windsurf, or similar platforms.
• Experience developing applications, services, APIs, or automation solutions.
• Familiarity with cloud platforms such as Azure, AWS, or Google Cloud.
• Experience with CI/CD pipelines and modern development practices.
• Exposure to Agile software development methodologies.

What We're Looking For

• Learn quickly and adapt to new technologies.
• Use AI and agentic development tools as force multipliers while maintaining accountability for code quality.
• Demonstrate strong analytical and problem-solving skills.
• Take ownership of their work and actively seek feedback.
• Collaborate effectively with teammates and stakeholders.
• Show curiosity, initiative, and a passion for continuous improvement.

Interview Focus Areas

• Software engineering fundamentals rather than language-specific expertise.
• Practical coding ability in their language of choice.
• Problem-solving and debugging approach.
• Ability to leverage AI-assisted development tools effectively.
• Communication and collaboration skills.
• Learning agility and growth potential.

Career Stage

Senior Associate

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 culture of connecting, creating opportunity and delivering excellence shapes how we think, how we do things and how we help our people fulfil their potential. 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. Our Data & Analytics, Capital Markets and Post Trade divisions have a combined power that provides a comprehensive, integrated suite of trusted financial market infrastructure services to help our customers pursue their ambitions. Explore our divisions LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across Europe, the Middle East, Africa, North America, Latin America and Asia Pacific. Find out more Get to know some of our people who are pushing the boundaries of technology, finance and more around the world.

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.

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,

• healthcare
• retirement planning
• paid volunteering days
• wellbeing initiatives