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Senior Software Engineer
Role summary by JobGrid
Senior Software Engineer at G MASS in London, United Kingdom, for a hybrid full-time senior IT role in the Back End Engineer category. JobGrid presents normalized role facts, keeps the original-language source boundary clear, and sends candidates to the employer’s original public application page with non-personal referral parameters.
- Normalized classification: Senior / IT / Back End Engineer, with workplace shown as Hybrid and employment type shown as Full time.
- Source freshness: posted on 2026-06-05 and last checked on 2026-06-07.
- Candidate context can be read as software engineer jobs from public company career pages, used once here without changing the posting facts.
- No salary is listed in the payload, so JobGrid does not add salary context beyond the missing value.
G MASS are currently looking for an experienced Software Engineer to join a leading Investment Manager client. This role sits within a core engineering team at the centre of a highly quantitative investment environment, supporting the technology and data platforms that underpin systematic trading strategies and advanced research.
You will be working in a fast-paced, data-driven environment where engineering plays a critical role in enabling investment teams to access, process and utilise large volumes of market and research data.
Responsibilities
- Design, develop and enhance large-scale data and infrastructure platforms supporting trading and research.
- Build and maintain systems capable of processing large volumes of data from numerous global sources.
- Work closely with researchers, traders and engineers to ensure platforms effectively support investment workflows.
- Contribute to improving the scalability, performance and reliability of distributed systems.
- Develop and maintain services primarily using Java and Python.
- Work across modern data and messaging technologies including Kafka, ArcticDB and MongoDB.