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From the employer's careers site First seen 25 Oct 2026 · Still live on 31 Oct 2026

Frontend Engineer

London Stock Exchange Group (LSEG) Bucharest - Iuliu Maniu Boulevard senior full-time

The employer hasn't listed a salary.

Apply on London Stock Exchange Group (LSEG)

Description

LSEG is seeking a dynamic and hands-on Frontend Engineer to join a high-performing engineering team in delivering strategic applications for our flagship LSEG Workspace platform.

You will design, build, and optimise high-performance, customer-facing applications for the LSEG Workspace platform, working closely with product managers, UX designers, and product owners to deliver exceptional user experiences.

Responsibilities:

  • Design and implement high-quality, scalable frontend applications using JavaScript, TypeScript, and modern frameworks.
  • Deliver features end-to-end, including requirements analysis, technical design, implementation, testing, and deployment.
  • Contribute to frontend modernisation initiatives.
  • Maintain high coding standards, testing practices, and development automation.
  • Collaborate with Product and UX teams to translate business requirements into technical solutions.
  • Work with backend, QA, and DevOps teams to ensure seamless integration and reliable delivery.
  • Contribute to improving reliability, performance, observability, and scalability across applications.
  • Diagnose and resolve complex technical issues.
  • Support enhancements in tools, processes, and engineering best practices.
  • Promote knowledge sharing and engineering excellence across the Workspace organisation.

Requirements:

  • Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
  • Excellent proficiency in JavaScript, TypeScript, and modern frontend frameworks (ideally around 7 years of previous experience).
  • Experience with full-stack development (any modern backend framework or language).
  • Proven experience delivering complex software products in Agile environments.
  • Strong understanding of web performance, UI architecture, and accessibility.
  • Excellent problem-solving and debugging abilities.
  • Strong communication skills, with the ability to work collaboratively with stakeholders.
  • Experience working with distributed and cross-functional engineering teams.

Benefits:

  • 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
  • At least 26 weeks’ paid leave for new parents

Skills

Required

  • JavaScript
  • TypeScript
  • frontend frameworks
  • full-stack development
  • Agile environments
  • web performance
  • UI architecture
  • accessibility

Ready to apply?

You apply with the employer directly. Their original posting is here: https://lseg.wd3.myworkdayjobs.com/en-US/Careers/job/Bucharest---Iuliu-Maniu-Boulevard/Senior-Frontend-Engineer_R0123242

Apply on London Stock Exchange Group (LSEG)