Sr. Software Financial Trading Engineer – (Java, Frontend, Design & Develop) – Hybrid

Company: 10000 FactSet Research Systems Inc.
Apply for the Sr. Software Financial Trading Engineer – (Java, Frontend, Design & Develop) – Hybrid
Location: London
Job Description:

Senior Software Engineer – Financial Trading Applications

FactSet is a leading provider of financial data and analytics. We are seeking a talented Senior Software Engineer to design and develop mission‑critical trading applications using Java and front‑end technologies.

Responsibilities

  • Design, develop, and maintain high‑performance features across both backend (Java) and frontend components.
  • Collaborate with product managers and other engineers to translate requirements into effective technical solutions.
  • Participate in code reviews, mentor junior engineers, and uphold high standards for code quality, usability, and performance.
  • Optimize application performance for both backend processes and frontend user experience, focusing on scalability and low latency.
  • Troubleshoot and resolve complex technical issues across frontend and backend systems in a fast‑paced financial trading environment.
  • Contribute to feature planning, architectural discussions, and technical documentation.

Qualifications

  • 4+ years of software engineering experience.
  • Excellent problem‑solving and execution skills.
  • JavaScript/Frontend engineering experience.
  • Strong unit testing experience.
  • Knowledge of the financial trading ecosystem.
  • Full‑stack engineering experience, preferably including Java.
  • Experience writing high‑performance code.

Education

Bachelor’s degree in Computer Science or a related field.

Qualified applicants will be considered for employment without regard to characteristics protected by law.

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Posted: June 1st, 2026