Job Vacancy Infrastructure Engineer

Infrastructure Engineer - Investment Management

About the Firm

An established and highly regarded investment management firm based in London's West End is seeking a versatile Infrastructure Engineer to play a key role across cloud platforms, on‑prem systems, and internal tooling. This is a hands-on technical position supporting a sophisticated technology stack that underpins trading, analytics, data operations, and enterprise systems.

You'll work within a tight‑knit engineering team, collaborating closely with front, middle, and back office stakeholders to ensure reliability, performance, and continual evolution of the firm's technology estate.

The Role

This is a hybrid role blending Infrastructure Engineering, Cloud (AWS), DevOps. You will be responsible for maintaining the core infrastructure, supporting production systems, and contributing to the development of internal tools and services.

Infrastructure Responsibilities

• Manage, optimise, and secure the AWS estate (ECS, ECR, EC2, VPC networking, IAM).
• Oversee and maintain Office 365 environment and related identity/security policies.
• Maintain and enhance CI/CD pipelines using TeamCity.
• Administer and support Linux servers (Ubuntu preferred) and Windows workstations.
• 1st - 3rd line+ support to a small office
• Design and implement Docker containerisation strategies, including multi-stage builds.
• Monitor system performance and maintain logging, metrics, and alerting solutions.
• Automate server provisioning and configuration using infrastructure-as-code tools.
• Manage system upgrades, patches, and overall platform reliability.
• Troubleshoot complex infrastructure issues across networking, storage, and compute.
• Maintain and enhance C#/.NET services used for internal data processing and workflows.
• Develop internal Python tools, scripts, and automation solutions.
• Diagnose and resolve production issues in existing C# or Python services.
• Contribute to improving service resilience, observability, and performance.

Key Skills & Experience

Essential

• Strong background in AWS (ECS, ECR, EC2, IAM, VPC).
• Solid experience with Linux (Ubuntu) systems administration.
• Familiarity with Windows workstation management.
• Hands-on CI/CD experience - ideally TeamCity.
• Professional experience with Docker.
• Proficiency in C#/.NET and Python.
• Experience troubleshooting production systems end-to-end.
• Strong automation mindset and scripting capability.
• Comfortable working in a hybrid working environment.

Desirable

• Exposure to infrastructure-as-code tools (e.g., Terraform, CloudFormation, Ansible).
• Experience with monitoring/alerting stacks (Prometheus, Grafana, CloudWatch, ELK).
• Knowledge of financial markets or investment management environments.
• Understanding of networking fundamentals (DNS, VPNs, routing, firewalls).

What's on Offer

• Work in a high-quality engineering culture with strong autonomy.
• Exposure to a broad and modern tech stack across cloud, infra, and backend.
• Hybrid working model with a collaborative West End office environment.

APPLY NOW to avoid disappointment.

To find out more about Huxley, please visit

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC387148 England and Wales