Senior Java Engineer - Market Data Platform

LGBT Great; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A global investment management firm is seeking a Senior Java Developer to architect a multi-petabyte scale estate and process vast amounts of data. The role requires strong skills in Java and Python and at least 3 years of experience in software engineering. The company values inclusion and offers competitive benefits including flexible working arrangements and professional development opportunities.<br/>More details and application instructions can be found at the firm's website.

Benefits

Flexible working arrangements

Competitive holiday entitlements

Pension/401k

Qualifications

• 3+ years of professional experience in software engineering.
• Strong academic record with a degree in a relevant field.
• Proficient on Linux platforms.

Responsibilities

• Help architect a multi-petabyte scale estate.
• Process billions of datapoints daily from multiple sources.
• Work as part of a highly-focused team addressing complex challenges.

Skills

Java

Python

Linux

Git

Problem-solving

Communication

Education

Degree in Computer Science, Mathematics, Engineering or Physics

Tools

MongoDB

Postgres

Iceberg

Job description

About Man Group

Man Group is a global alternative investment management firm focused on pursuing outperformance for sophisticated clients via our Systematic, Discretionary and Solutions offerings. Powered by talent and advanced technology, our single and multi-manager investment strategies are underpinned by deep research and span public and private markets, across all major asset classes, with a significant focus on alternatives. Man Group takes a partnership approach to working with clients, establishing deep connections and creating tailored solutions to meet their investment goals and those of the millions of retirees and savers they represent.

Headquartered in London

Headquartered in London, we manage $213.9 billion* and operate across multiple offices globally. Man Group plc is listed on the London Stock Exchange under the ticker EMG.LN and is a constituent of the FTSE 250 Index. Further information can be found at www.man.com

* As at 30 September 2025

The Team

Join our Market Data Platform team at the heart of a quantitative investment firm, powering the infrastructure which drives our systematic trading strategies and cutting-edge discretionary research.

As a Senior Java Developer, you’ll help architect a multi-petabyte scale estate, processing billions of datapoints daily from thousands of data sources. Our stack combines Java and Python, with foundations of Kafka, ArcticDB, MongoDB, and more. This is an opportunity to tackle complex distributed systems challenges at exceptional scale.

Key Competencies

You will be a keen and self-motivated Senior Java software developer. You’ll be a member of a highly-focused team with an exceptionally broad responsibility, so great communication skills and an ability to work as part of a team are a must.

Required

• Strong academic record and a degree with high mathematical and computing content e.g. Computer Science, Mathematics, Engineering or Physics
• 3+ years of professional experience in software engineering with Java or Python as your primary language
• Proficient on Linux platforms and strong understanding of Git
• Deep knowledge of one or more relevant database technologies such as Iceberg, Postgres, or MongoDB
• Strong problem-solving skills and attention to detail
• Strong communication and collaboration abilities
• Ability to work independently and gather requirements from stakeholders

Advantageous but not required

• Familiarity with distributed systems and orchestration
• Experience with performance optimization and large-scale data processing
• Contributions to open-source projects
• Experience working with Large Language Models (LLMs)

Inclusion, Work-Life Balance and Benefits at Man Group

You'll thrive in our working environment that champions equality of opportunity. Your unique perspective will contribute to our success, joining a workplace where inclusion is fundamental and deeply embedded in our culture and values. Through our external and internal initiatives, partnerships and programmes, you'll find opportunities to grow, develop your talents, and help foster an inclusive environment for all across our firm and industry. Learn more at www.man.com/diversity.
You'll have opportunities to make a difference through our charitable and global initiatives, while advancing your career through professional development, and with flexible working arrangements available too. Like all our people, you'll receive two annual 'Mankind' days of paid leave for community volunteering.

Our comprehensive benefits package includes competitive holiday entitlements, pension/401k, life and long-term disability coverage, group sick pay, enhanced parental leave and long-service leave. Depending on your location, you may also enjoy additional benefits such as private medical coverage, discounted gym membership options and pet insurance.

Equal Employment Opportunity Policy

Man Group provides equal employment opportunities to all applicants and all employees without regard to race, color, creed, national origin, ancestry, religion, disability, sex, gender identity and expression, marital status, sexual orientation, military or veteran status, age or any other legally protected category or status in accordance with applicable federal, state and local laws.

Man Group is a Disability Confident Committed employer; if you help or information on reasonable adjustments as you apply for roles with us, please contact .