Senior Application Engineer (Python/Javascript/React)

Clearwater Analytics; Greater London; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading analytics firm in the United Kingdom is seeking a Software Engineer to develop and maintain trading and risk management applications. The successful candidate will have a strong background in Python and will focus on delivering quality code while collaborating effectively with clients and teams. This role offers opportunities for growth and leadership in a supportive environment, emphasizing continuous learning and involvement in complex software design. Ideal for innovative thinkers who value teamwork and client satisfaction.

Qualifications

• 4+ years of software development experience using Python or any other OOP languages.
• Strong command of multiple levels of automated testing.
• Experience designing and building customer facing applications/components.

Responsibilities

• Design, build, deploy, and maintain quality code that is simple and well-structured.
• Communicate effectively across different mediums and audiences.
• Troubleshoot and resolve production incidents quickly and effectively.

Skills

Proficiency in Python or another typed, object-oriented programming language

Proficiency in Javascript and React

Strong teamwork skills

Exceptional analytical skills

Outstanding verbal and written communication skills

Education

Degree in Computer Science or related field

Job description

Job Summary

The Trading and Risk Management System (TRMS) team is responsible for developing, supporting and maintaining our front and back office trading web applications using Python, the proprietary Beacon Dependency Graph and Glint, the Beacon UI framework.

The successful candidate will contribute to the growth of the platform, exercising an eye for detail across all aspects of the development lifecycle while maintaining organisation and good code hygiene. This engineer should be able to effectively communicate both with internal teams and with clients.

The successful candidate will help the Glint platform continue to grow, exercising an eye for detail across all aspects of the development lifecycle while maintaining organisation and good code hygiene. This Software Engineer should be able to effectively communicate both with internal teams and with clients. The successful candidate values teamwork and collaboration, as well as continuous learning and application of new technologies and trends. With progression in this track, the responsibilities expand to include leading teams, designing complex software systems, providing mentorship, and managing cross‑functional integration.

Responsibilities

• Design, build, deploy, and maintain quality code that is simple, well‑structured, clear, and well‑tested.
• Effectively break down and solve complex problems that require research or collaboration.
• Communicate effectively, regardless of medium, audience, or timing.
• Work with internal and external clients to gather and analyze requirements and product enhancements
• Participate in code reviews and provide technical feedback to the team
• Strong command of multiple levels of automated testing (e.g., unit, integration, contract, end‑to‑end, etc.).
• Initiate design and feature discussions, advocating for improvements in software performance, scalability, reliability, and security.
• Coordinate with other teams to ensure the successful integration of software applications.
• Troubleshoot and resolve production incidents quickly and effectively.
• Understand, respond to, and address customer needs and issues with empathy and timeliness.

Required Skills

• Proficiency in Python or another typed, object‑oriented programming language
• Proficiency in Javascript and React would be highly beneficial
• Good knowledge of software methodologies, tools, and typical architectural patterns.
• Experience with trading and risk management solutions is preferred, but not essential.
• Experience designing and building customer facing applications/components
• Self‑starter who is enthusiastic for software work in a software‑as‑a‑service company.
• Driven by client satisfaction.
• Strong teamwork skills.
• Ability to manage own time and deliver expected results on time.
• Commitment to continuous learning and improvement.
• Exceptional analytical skills.
• Strong computer skills, including proficiency in Microsoft Office.
• Excellent attention to detail and strong documentation skills.
• Outstanding verbal and written communication skills.
• Strong organizational and interpersonal skills.
• Exceptional problem‑solving abilities.

Education and Experience

• Degree in Computer Science or related field.
• 4+ years of software development experience using Python or any other OOP languages.