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# Senior Software Development Engineer

- **Company:** Summarywe
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, JavaScript (Programming Language), Artificial Intelligence, Data Analysis, Automation of Tests, C++ (Programming Language), Software as a Service, Cloud Computing, Code Review, Programming Tools, Python (Programming Language), Microsoft Office, Object-Oriented Software Development, Systems Development Life Cycle, Software Engineering, Supercomputing, Systems Integration, TypeScript, Containerization, Information Technology, Data Analytics, Real Time Data, Software Performance, Legacy Systems
- **Published:** September 21, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/senior-software-development-engineer/47728755

## About the Role

Job SummaryWe are seeking a skilled and motivated Senior Software Engineer to join our dynamic team at CWAN. The role joins our Beacon Core Engineering team. The Core team develops large part of Beacon Cloud, just above the Platform abstraction. It deals with the developer tools (SDLC) that we offer to clients and use internally - IDE including Cline integration, Code Review, Test Framework, Release process; also runtime execution - batch scheduler, super computer scheduler, containerization, coding libraries - dependency graph and deal model used by the financial layer and clients directly. In this role, you will be responsible for designing, building, deploying, and maintaining high-quality code while collaborating with cross-functional teams to enhance our software offerings. This position is ideal for an engineer who is driven by client satisfaction and has a strong commitment to continuous learning and improvement. We use AI agents to speed up development safely and at same time
help clients achieve the same.ResponsibilitiesDesign, build, deploy, and maintain quality code that is simple, well-structured, clear, and well-tested.Use AI agents to speed up development and advise others how to use them safely, both clients and internally.Break down and solve complex problems efficiently, utilizing research and collaboration as needed.Communicate effectively across various mediums, with different audiences, and at appropriate times.Implement and maintain multiple levels of automated testing (e.g., unit, integration, contract, end-to-end).Mentor new and less-experienced team members, sharing knowledge and best practices.Lead design and feature discussions, advocating for enhancements in software performance, scalability, reliability, and security.Coordinate with cross-functional teams to ensure successful integration of software applications.Troubleshoot and resolve production incidents promptly and effectively.Understand customer needs and address issues with empathy and
a sense of urgency.Undertake any other reasonable activities required by management.Required SkillsExcellent proficiency in PythonExperience with TypeScript or Javascript, and Rust would be a strong plusFamiliarity with C++ is a plusExperience in Financial domain is a plusStrong command of a typed, object-oriented programming languageDeep knowledge of software methodologies, tools, and common architectural patternsPassion for working in a software-as-a-service environmentStrong focus on client satisfaction and user experienceExcellent teamwork and collaboration skillsAbility to manage time effectively and deliver results within deadlinesCommitment to continuous learning and professional developmentExceptional analytical and problem-solving skillsProficient in Microsoft Office and other essential computer applicationsAttention to detail and strong documentation capabilitiesOutstanding verbal and written communication skillsStrong organizational and interpersonal skillsEducation and
ExperienceDegree in Computer Science or related field. 5+ years of software development experience using Python or any other OOP languages.Thank you for your interest in a career with Clearwater! Clearwater Analytics (NYSE: CWAN) is transforming investment management with the industry's most comprehensive cloud-native platform for institutional investors across global public and private markets. While legacy systems create risk, inefficiency, and data fragmentation, Clearwater's single-instance, multi-tenant architecture delivers real-time data and AI-driven insights throughout the investment lifecycle. The platform eliminates information silos by integrating portfolio management, trading, investment accounting, reconciliation, regulatory reporting, performance, compliance, and risk analytics in one unified system. Serving leading insurers, asset managers, hedge funds, banks, corporations, and governments, Clearwater supports over $8.8 trillion in assets globally. Learn more at



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