Senior Software Engineer
At a glance
Senior Software Engineering role at G MASS. London · full-time · up to £100,000 base.
techroles summary, based on the employer's posting.
What you'll do
- Build and improve data and infrastructure platforms that support trading and research
- Create systems that handle substantial data feeds arriving from sources around the world
- Work with researchers, traders and engineers to shape platforms around investment workflows
- Improve distributed systems so they scale well and remain fast and dependable
- Develop and maintain services mainly in Java and Python, using Kafka, ArcticDB and MongoDB
What you bring
- A degree in a quantitative or technical subject, such as computer science, mathematics or engineering
- At least five years of software engineering using Java or Python
- Strong working knowledge of Linux and Git
- Hands-on experience with modern databases, such as Postgres or MongoDB
Who this fits
This senior role suits an engineer comfortable working independently and with stakeholders in a quantitative investment setting. The position is onsite in London and is a permanent, full-time role.
From the employer
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.
Requirements
- Degree in a quantitative/technical field (e.g. Computer Science, Mathematics, Engineering or Physics)
- 5+ years’ software engineering experience using Java or Python
- Strong Linux and Git knowledge
- Experience with modern databases (e.g. Postgres, MongoDB or similar)
- Strong problem-solving skills and attention to detail
- Able to work independently and collaborate with stakeholders
Nice to have
- Exposure to distributed systems
- Open-source contributions
- Familiarity with LLMs / AI tooling
Benefits
Salary: up to £100k
Permanent contract.
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