Senior System Engineer - Man Group plc at eFinancialCareers – London | Jobyssey

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, we manage $228.7 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

At Man Group, we respect your privacy and we are committed to protecting and safeguarding your Personal Data. We have developed policies and processes which are designed to provide for the security and integrity of your Personal Data. We are committed to Processing your Personal Data fairly and lawfully, and being open and transparent about such Processing. For further information on how we process your data, please see the privacy notice for applicants

* As at 31 March 2026

The Team

We are seeking an experienced Senior Systems Engineer to join our Platform Engineering team. You’ll play a critical role in building and maintaining the automation frameworks that underpin our infrastructure operations. This position offers the opportunity to work with cutting-edge technologies at scale, supporting our global trading and research operations.

As a Senior Engineer, you’ll design, implement, and maintain infrastructure-as-code solutions, configuration management, infrastructure orchestration platforms, and monitoring systems that enable our engineering teams to deliver reliable, scalable services. You’ll work closely with the entirety of our infrastructure organization, development teams, and other platform teams to drive automation initiatives that help us further provide platforms that drive our delivery. You should have the enthusiasm for leveraging AI development tools to accelerate delivery and driving their adoption across the team.

Man Group runs a hybrid working model where we aim for this individual to be in the office 3 days per week.

Role Responsibilities

Building and maintaining infrastructure automation platforms at scale that manage tens of thousands of cores and hundreds of terabytes of memory supporting our python-based quantitative research and trading systems.
Designing infrastructure-as-code and configuration management solutions using tools like Terraform and Ansible to provision and manage our on-premises resources.
Operating and optimising Kubernetes clusters running production workloads across multiple environments.
Creating self-service systems-centric platforms that empower hundreds of users across Man Group.
Working with diverse operating systems at scale, including Ubuntu and Windows Server environments.
Collaborating with business stakeholders in a fast-paced, dynamic environment where infrastructure directly impacts organisational outcomes.

Key Competencies

Essential

3+ years of hands-on experience with configuration management and infrastructure-as-code tools such as Ansible, Terraform, Chef, Puppet, or Salt.
Proven experience deploying, managing, and troubleshooting Kubernetes clusters in production environments.
Strong understanding of observability and monitoring practices, including experience with tools such as Prometheus, Grafana, or similar platforms.
Demonstrated ability to work confidently across both Unix based systems (Ubuntu, RHEL, or similar distributions) and Windows environments.
Experience with scripting and automation using languages such as Python, Powershell, Bash, or Go.
Understanding of CI/CD principles and experience with tools like Jenkins or Github Actions.
Solid grasp of networking fundamentals, security best practices, and infrastructure architecture patterns.
Ability to participate in a 24/7 on-call rotation.
Embracing agentic engineering — willingness and ability to work effectively with AI -assisted development tools as part of daily workflow.

Advantageous

Experience with container technologies beyond Kubernetes (Docker, container, etc).
Knowledge of GitOps workflows and tools such as ArgoCD or Flux.
Experience with security and secrets management practices using Hashi Corp Vault.
Understanding of storage systems and how they integrate with modern systems architecture.
Experience in financial services or other highly regulated industries.
Self-organised with the ability to prioritise and effectively manage time across multiple projects.
Excellent communication and problem-solving skills with the ability to explain complex technical concepts to diverse audiences.
Contributions to open-source projects or active participation in technical communities is a plus.

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 .

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,

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