Fullstack Developer

Role Overview

We are seeking a passionate and innovative Full Stack Developer to join our Engineering Team within Engineering Excellence & Productivity (EXP), Corporate Technology (CT). As a mid to senior-level developer, you will play a key role in building and enhancing our developer portal using Backstage.io, leveraging your expertise in ReactJS for frontend development and NodeJS for backend development.

Responsibilities

• Design, develop, and maintain full-stack applications using ReactJS and NodeJS.

• Participate in all stages of the software development lifecycle, including requirement analysis, design, implementation, testing, deployment, and maintenance.

• Collaborate with cross-functional teams, including UI/UX designers, product managers, and other stakeholders, to deliver high-quality software solutions.

• Conduct code reviews to ensure code quality and maintainability.

• Optimize applications for maximum speed and scalability.

• Write unit tests, integration tests, and perform debugging to ensure application reliability.

• Create and maintain technical documentation.

• Stay up-to-date with emerging technologies and industry trends, applying them as appropriate.

Essential Skills and Experience

• Bachelor's degree in Computer Science or a related field, or equivalent work experience.

• 4-6 years of professional experience in full-stack development.

• Proficiency in frontend technologies: HTML, CSS, JavaScript, ReactJS.

• Proficiency in backend development with NodeJS.

• Experience with RESTful API design and implementation.

• Familiarity with CI/CD pipelines (preferably GitLab CI).

• Strong understanding of the software development lifecycle.

• Experience with unit testing, integration testing, and end-to-end testing frameworks.

• Ability to write clean, maintainable, and efficient code.

• Strong problem-solving skills and ability to debug and optimize code.

• Excellent communication skills and ability to collaborate effectively.

Preferred Skills and Experience

• Experience with TypeScript is highly recommended
• Strong proficiency in JavaScript with a willingness to learn and work with TypeScript
• Experience with additional server-side languages

• Knowledge of databases (SQL and NoSQL).

• Understanding of performance testing and optimization techniques.

• Familiarity with DevOps practices and tools (e.g., GitLab, Jenkins, Docker).

• Experience with Agile methodologies and project management tools (e.g., Jira, Asana).

• Experience with cloud platforms (AWS, Azure, GCP).

• Experience with containerization and orchestration tools (Docker, Kubernetes).

Nice to Have

• Familiarity with Infrastructure as Code (IAC) tools (Terraform).

• Experience with Backstage.io.

• Understanding of UX design principles and familiarity with design tools like Figma.

• Hands-on experience with Windows/Linux servers.

• Knowledge of security principles and best practices.

• Familiarity with performance monitoring and optimization.

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)
• Dental Coverage
• Life insurance
• Pillar 3 Private Pension
• Meal Vouchers
• Flexible Benefits
• Bookster
• Volunteering Events

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. You will be part of a collaborative and creative culture where we encourage new ideas and are committed to sustainability across our global business. You will experience the critical role we have in helping to re-engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.

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

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.

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.