Senior Software Engineer - AI-Driven Cloud Platform

Clearwater-Analytics-; City Of London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Clearwater Analytics seeks a Senior Software Engineer to join the Beacon Core Engineering team. You will design, build, deploy, and maintain high-quality Python-based systems supporting Beacon Cloud, with emphasis on reliability, scalability and security.

You will mentor teammates, lead design discussions, and work across cross-functional teams to deliver robust SaaS solutions. Proactive learning and safe use of AI tools are encouraged to accelerate development and client outcomes.

Qualifications

• Proficient in Python with strong software engineering fundamentals.
• Experience with TypeScript/JavaScript; Rust a strong plus.
• Knowledge of OO programming and software architecture patterns.
• Experience in SaaS environments and client-focused delivery.
• Strong testing discipline across unit/integration/contract tests.

Responsibilities

• Design, build, deploy, and maintain high-quality code.
• Use AI agents to speed up development and advise safe usage.
• Lead design discussions and improve software performance and security.
• Collaborate with cross-functional teams to deliver solutions.
• Mentor teammates and address production incidents promptly.

Skills

Python

TypeScript

JavaScript

Rust

C++

Financial domain experience

OO programming

Mentoring

Testing (unit/integration)

Team leadership

Education

Degree in Computer Science or related field

Tools

CI/CD pipelines

Integrated Development Environments

Job description

Clearwater Analytics seeks a Senior Software Engineer to join the Beacon Core Engineering team. You will design, build, deploy, and maintain high-quality Python-based systems supporting Beacon Cloud, with emphasis on reliability, scalability and security.

You will mentor teammates, lead design discussions, and work across cross-functional teams to deliver robust SaaS solutions. Proactive learning and safe use of AI tools are encouraged to accelerate development and client outcomes.