Infrastructure Engineer

McNally Recruitment Ltd; Greater London; On-site; GBP 60,000 - 80,000; Part time

Job summary

McNally Recruitment Ltd is seeking an experienced Infrastructure Engineer for a contract position with a Financial Services company. The role will focus on building and maintaining solutions for their AWS public-cloud platform, collaborating with various stakeholders, and providing operational support.

Please note that the position operates on a 6 days per month basis, requiring work primarily on Thursdays with a regular on-call duty every 6–8 weeks. A strong background in infrastructure-as-code, AWS services, and Kubernetes is vital for success in this role.

Qualifications

• Minimum 5 years of experience in infrastructure engineering, specifically with failures and recovery.
• Strong understanding of AWS services and Kubernetes.
• Experience with infrastructure-as-code and CI/CD practices.

Responsibilities

• Lead the design and engineering of intuitive infrastructure products.
• Provide operational support for pattern or product-related issues.
• Discuss architecture, design, build or deployment experiences.

Skills

AWS knowledge (S3, WAF, EC2, Load Balancing, CloudFront)

Kubernetes experience

Terraform expertise

CI/CD experience (Gitlab)

Automation scripting (Python or Shell)

Job description

Do you have experience as an Infrastructure Engineer in Retail Banking, Betting, or E-Commerce organisations, where there is a very high volume of customers online?

Client: Financial Services company with offices in Edinburgh and London. The role is 6 days per month, working 1 day a week (Thursday) with an on‑call element every 6‑8 weeks. The position is contract and salary varies by location.

This pivotal role involves building and maintaining solutions for their public‑cloud platform (AWS). You will collaborate with stakeholders to develop product roadmaps, provide operational support for pattern or product‑related issues, and work with key vendors. The platform covers Mortgages, Loans, Credit Cards, Overdrafts and new next‑generation work.

Your solutions will use automation to build reliable, secure, resilient, sustainable and operationally compliant services.

Responsibilities

• Lead the design and engineering of intuitive, self‑service infrastructure products.
• Develop technical skills through continuous learning and development.
• Contribute to the delivery of infrastructure‑as‑code solutions.
• Build an awareness of design‑thinking tools and techniques with users to improve the product.
• Provide operational support for pattern or product‑related issues.
• Work with key vendors to deliver infrastructure services and technology for the product.
• Own responses to failures and demonstrate knowledge of failure recovery.
• Discuss your experience in architecture, design, build or deployment – all will be assessed.
• Communicate effectively.

Key Requirements

• Minimum 5 years of experience (experience across failures and recovery is essential).
• Strong AWS knowledge: S3, WAF, EC2, Load Balancing, CloudFront, and related services.
• Extensive Kubernetes experience – proven production deployments.
• Helm and Terraform expertise.
• Experience with CI/CD, preferably Gitlab.
• Familiarity with observability tooling such as Grafana, Loki, Tempo, Mimir and Prometheus.

Technical Skills

• Infrastructure‑as‑code with Terraform.
• Automation scripting (Python or Shell) and understanding of SCDLC.
• Agile working practices and the ability to create vision for Release Train, feature team, platform and domain.
• Knowledge of AWS hosting and services.

Advantageous

• Python or Shell scripting experience.
• Network background.
• DevOps/SRE background.
• Experience managing deployments across multiple regions.
• A robust SRE mindset and ability to support infrastructure out of hours.

Additional Information

— The role includes an on‑call duty once every 6‑8 weeks. — The position is contract for 6 days a month, habitual work on Thursdays.