Log inSign up free
  • Home
  • Profile
  • Jobs
    • Applications
    • Career
    • Resume
    • Cover letters
  • Content
    • Posts
    • Media
  • Messages
  • Analytics
    • Overview
    • Pages
  • Portfolio
  • More tools
    • Hiring
  • Settings
All jobs
GMG MASS logo

G MASS

London

Senior Software Engineer.

FULL TIMESENIOR LEVELENGINEERING

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.

Pay
Not stated
Where
London · England · United Kingdom
Work
Not stated
Type
Full time
Posted
5 Jun, 2026
Apply on the original postingSign in to apply

Unverified board

more at G MASS.

1 Oct, 2026

G MASS

US Regulatory Reporting SME

GMG MASS logo
  • Contract
  • DevOps & Infra

New York +1

Contract

Details
21 Jul, 2026

G MASS

Underwriting Operations Analyst

GMG MASS logo
  • Full time
  • Finance & Legal

London +2

Full time

Details
19 Jun, 2026

G MASS

TRS Operations SME (Calypso)

GMG MASS logo
  • Contract
  • Finance & Legal

London +2

Contract

Details

similar roles.

22 Oct, 2026

Loenbro

Project Engineer-Travelling

LOLoenbro logo
  • Full time
  • Engineering

Boise, Idaho, United States +3

Full time

Details
22 Oct, 2026

Loenbro

Engineering & Productization Manager – Fabrication & Manufacturing

LOLoenbro logo
  • Engineering

Dallas, TX

Salary not listed

Details
22 Oct, 2026

beonemedicines.com

Principal Scientist, Early Discovery & Immune Cell Engineering

BCbeonemedicines.com logo
  • Staff level
  • On-site
  • Engineering

$165.3k–206.6k/hr

San Carlos, United States of America

Details
22 Oct, 2026

Fedex

CD563: Engineer Senior

FEFedex logo
  • Senior level
  • Engineering

FXE-LAC +2

Salary not listed

Details
23 Oct, 2026

Cohere

Engineering Manager, Cohere APIs and DevEx

COCohere logo
  • Full time
  • Leadership
  • Remote
  • Engineering

CA$300k–375k/yr

Toronto +2

Details
22 Oct, 2026

Marvell

Optical Engineer, Advanced Photonic IC Development

MAMarvell logo
  • Engineering

SG - Singapore, Singapore

Salary not listed

Details