Senior Dev Ops Engineer

The Stepstone Group; Portsmouth; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading tech company based in Portsmouth is seeking a Platform Engineer to optimize their development infrastructure. In this role, you will manage artifact repositories and ensure the stability of environments while implementing automation strategies. The candidate should have over 5 years of experience in DevOps or Platform Engineering roles, along with AWS certification and proficiency in Infrastructure-as-Code tools. Benefits include a hybrid working model, private healthcare, and generous holiday allowances.

Benefits

29 days holiday allowance + bank holidays

Private medical and dental healthcare

Matching pension contribution

24 / 7 Employee Assistance Programme

Life Assurance Cover

Cycle to work scheme

Hybrid working model (3 days in office)

Volunteering days

Bring your dog to the office on Mondays and Fridays

Qualifications

• 5+ years of professional experience in DevOps, Platform Engineering, or Site Reliability Engineering roles.
• AWS Certification (Solutions Architect, DevOps Engineer, SysOps Administrator, or similar).
• Infrastructure-as-Code proficiency with Terraform, CloudFormation, or similar tools.
• Linux/Unix systems administration with strong command-line skills.
• Strong DNS knowledge including configuration and troubleshooting.

Responsibilities

• Lead the consolidation of the artifact management infrastructure.
• Design and implement strategies for package distribution and dependency management.
• Establish governance policies and security controls for artifact repositories.
• Ensure stability, availability, and performance of environments.
• Design and implement monitoring and observability solutions.

Tools

AWS

Terraform

CloudFormation

Linux

Python

Bash

Job description

Job Description

Join our Platform Engineering team and play a critical role in modernizing and optimizing our development infrastructure. You'll be responsible for managing artifact repositories, ensuring stability of development and pre-production environments, and implementing automation that accelerates delivery while maintaining high standards of reliability and security. This is an opportunity to make a tangible impact on how hundreds of engineers across The Stepstone Group build and deploy software.

Our Developer Platform at StepStone empowers teams to build secure, high-quality software through intuitive tools, automated workflows, and robust governance. By fostering creativity, collaboration, and continuous improvement, our platform removes barriers and maximises developer flow, enabling every engineer to deliver impactful solutions that reflect our commitment to excellence and innovation.

Key Responsibilities

• Lead the consolidation of our artifact management infrastructure, supporting 3.5 million daily requests across 5,000+ packages
• Design and implement strategies for package distribution, versioning, and dependency management
• Establish governance policies and security controls for artifact repositories
• Ensure the stability, availability, and performance of development and pre-production environments
• Design and implement comprehensive monitoring, alerting, and observability solutions

Qualifications

• 5+ years of professional experience in DevOps, Platform Engineering, or Site Reliability Engineering roles
• AWS Certification (Solutions Architect, DevOps Engineer, SysOps Administrator, or similar) with hands‑on experience across core AWS services including EC2, S3, RDS, Route53, CloudFront, and ECS / EKS
• Infrastructure‑as‑Code proficiency with Terraform, CloudFormation, or similar tools
• Linux / Unix systems administration with strong command‑line skills and scripting abilities (Bash, Python, Go, or similar)
• Strong DNS knowledge including configuration, troubleshooting, and understanding of routing, zones, and records

Additional Information

We’re a community here that cares as much about your life outside work as how you feel when you’re with us. Because your job shouldn’t take over your life, it should enrich it. Here are some of the benefits we offer:

• 29 days holiday allowance + bank holidays
• Private medical and dental healthcare
• Matching pension contribution of 4 or 5% (after 3 years of service up to 10%)
• 24 / 7 Employee Assistance Programme
• Life Assurance Cover
• Cycle to work scheme
• Hybrid working model (3 days working from the office)
• Volunteering days
• and you can bring your dog to the office on Mondays and Fridays!

Our commitment

Equal opportunities are important to us. We believe that diversity and inclusion at The Stepstone Group are critical to our success as a global company, so we want to recruit, develop, and keep the best talent. We encourage applications from everyone, regardless of background, gender identity, sexual orientation, disability status, ethnicity, belief, age, family or parental status, and any other characteristic.

As a global business we further our DEI and sustainability progress by working with national and international bodies and are proud to have been recognised for our work - both locally and internationally, including:

• Armed Forces Covenant : Bronze Award, Employer Recognition Scheme
• EcoVadis : Bronze Award
• Fertility Friendly Employer, accredited by Fertility Matters at Work
• RIDI (Recruitment Industry Disability) Awards : Inclusive Technology Award 2024
• Stonewall : Gold Award
• Stonewall : Top 100 Workplace Equality Index (85)