The Senior Software Engineer will design and enhance data and infrastructure platforms, support systematic trading strategies, and collaborate with investment teams in a fast-paced environment.
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.
Similar Jobs
Digital Media • Gaming • Software • Esports • Automation
Leads the design, development, and deployment of scalable Golang applications and full-stack platform systems. Owns greenfield projects, translates requirements into technical designs, mentors developers, improves engineering processes and tooling, resolves complex issues, and upholds coding and quality standards. Collaborates with architects, technical leads, and stakeholders while facilitating planning, technical discussions, code reviews, testing, documentation, and system integration.
Top Skills:
GoGoogle Cloud PlatformJavaScriptReactTypescript
Digital Media • Gaming • Software • Esports • Automation
Lead the design, development, and delivery of scalable Golang applications and full-stack platform systems. Own greenfield projects from concept through deployment and maintenance, collaborate with technical stakeholders, mentor junior and mid-level developers, improve engineering processes and tooling, troubleshoot complex issues, uphold coding and quality standards, and facilitate technical planning, reviews, testing, documentation, and system integration.
Top Skills:
GoGoogle Cloud PlatformJavaScriptReactTypescript
Cloud • Information Technology • Security • Software • Cybersecurity
Design, build, and operate Cloudflare application security systems, including rate limiting and web application firewall services. Lead complex technical projects, define scalable architectures, improve reliability, review code and designs, collaborate across engineering teams, and mentor other engineers. The role involves distributed systems, production monitoring, debugging, operational improvements, and occasional on-call support.
Top Skills:
C++ClickhouseDockerGoGrafanaGrpcKafkaKubernetesMemcachedPostgresPrometheusRedisRustUnix/Linux
What you need to know about the London Tech Scene
London isn't just a hub for established businesses; it's also a nursery for innovation. Boasting one of the most recognized fintech ecosystems in Europe, attracting billions in investments each year, London's success has made it a go-to destination for startups looking to make their mark. Top U.K. companies like Hoptin, Moneybox and Marshmallow have already made the city their base — yet fintech is just the beginning. From healthtech to renewable energy to cybersecurity and beyond, the city's startups are breaking new ground across a range of industries.
