Junior Platform Engineer

Isamcapitalmarkets; London; On-site; GBP 35,000 - 45,000; Full time

Job summary

A leading financial technology firm in London is seeking a passionate Junior Platform Engineer to join their team. This role is perfect for recent Computer Science graduates eager to gain hands-on experience in infrastructure, automation, and cloud-native technologies. You'll work with experienced engineers to improve core infrastructure critical to trading applications, while developing skills in CI/CD and monitoring tools.

Benefits

Strong engineering culture

Supportive team with mentorship

Access to cutting-edge tools

Opportunities for career growth

Qualifications

• Eager to learn infrastructure technologies such as Docker and Kubernetes.
• Familiarity with scripting languages (Python, Bash, Go) is essential.
• Understanding of Linux and system administration fundamentals.

Responsibilities

• Support infrastructure-as-code solutions for managing Linux servers.
• Help maintain CI/CD pipelines for reliable software delivery.
• Collaborate with teams to automate workflows and enhance deployments.

Skills

Linux fundamentals

Python

Bash

Git

Docker

Kubernetes

Education

Bachelor’s degree in Computer Science or Software Engineering

Tools

Ansible

Terraform

GitHub Actions

Jenkins

GitLab CI

Job description

Junior Platform Engineer

Department: Infrastructure

Employment Type: Permanent

Location: London

Description

About the Role:

We are looking for a passionate and driven Junior DevOps / Platform Engineer to join our growing Platform Engineering team. This role is ideal for a recent Computer Science graduate who is eager to gain hands-on experience in infrastructure, CI/CD, automation, and modern cloud-native technologies.

As a Junior Engineer, you will work alongside experienced DevOps and Platform Engineers to support, develop, and improve the core infrastructure that powers our trading applications and research pipelines. You will gain exposure to high performance compute systems, CI/CD workflows, observability tools, and scalable architecture practices.

Key Responsibilities

• Support and enhance infrastructure-as-code (IaC) solutions for provisioning and managing Linux servers with tools such as Ansible, Packer and Terraform.
• Help maintain and improve CI/CD pipelines to ensure fast, reliable, and secure software delivery.
• Collaborate with development teams to automate workflows and streamline deployments.
• Assist with monitoring, logging, and incident response for systems and services.
• Contribute to the documentation of systems, playbooks, and standard operating procedures.
• Troubleshoot and optimise data centre operations, addressing issues related to performance and hardware failures.

Skills, Knowledge and Expertise

Essential Qualifications

• Bachelor’s degree in Computer Science or Software Engineering.
• Understanding of Linux fundamentals and system administration.
• Familiarity with at least one programming or scripting language (e.g., Python, Bash, Go).
• Basic understanding of version control systems, particularly Git.
• Eagerness to learn infrastructure technologies such as Docker and Kubernetes.

Preferred Skills & Knowledge

• Basic foundation in networking, DNS, security principles, and debugging tools.
• Exposure to CI/CD concepts and tools (e.g., GitHub Actions, Jenkins, GitLab CI).
• Awareness of public cloud platforms such as AWS, Azure, or GCP.
• Interest in observability and monitoring tools (e.g., Prometheus, Grafana, ELK stack).

Personal Attributes:

• Clear communication – explains technical concepts concisely and effectively
• Adaptability – adjusts to new technologies and unexpected challenges
• Analytical thinking – breaks down complex issues logically and methodically
• Decision-making – balances speed and accuracy when making technical decisions
• Collaboration over competition – prioritises team success over individual wins
• Accountability – follows through on commitments and owns mistakes
• Patience – supports teammates as they learn or troubleshoot issues
• Open to feedback – accepts and applies suggestions for improvement
• Growth mindset – always looks for ways to improve skills and workflows
• Proactiveness – takes initiative instead of waiting for instructions

Why Join Us:

• A strong engineering culture that encourages experimentation and ownership.
• A supportive team that prioritises learning and mentorship.
• Access to cutting-edge tools and modern DevOps workflows.
• Opportunities to grow into more senior platform engineering roles.