Platform Engineer Jobs

Engineers who design, build, and manage the cloud infrastructure that powers modern applications. A critical role in ensuring scalability, reliability, and security in the cloud.

Open roles
92
Salary range
£45k – £113k
Hiring companies
48

Platform Engineers are at the heart of cloud computing, responsible for designing, building, and managing the cloud infrastructure that underpins modern applications. They work closely with development teams to ensure that applications are scalable, reliable, and secure. Companies ranging from scaleups to the larger consultancies rely on Platform Engineers to optimise their cloud environments, whether on AWS, Azure, or GCP. This role requires a deep understanding of cloud platforms, automation tools, and DevOps practices.

What the role does

Inside the role of a Platform Engineer

A typical week for a Platform Engineer is a mix of infrastructure design, deployment, and maintenance, with a focus on automation and optimisation.

  1. 01
    Design and implement cloud infrastructure solutions.
  2. 02
    Automate deployment and management processes using CI/CD pipelines.
  3. 03
    Monitor and optimise system performance and security.
  4. 04
    Collaborate with development teams to integrate cloud services.
  5. 05
    Troubleshoot and resolve infrastructure issues.
  6. 06
    Stay updated with the latest cloud technologies and best practices.
Salary on the board

£45k – £113k

Based on advertised midpoints across the 145 priced listings posted in the last 12 months. Base salary only.

Salary visibility
33% of listings advertise a salary.
By seniority
£k base
Mid
45
91
40 jobs
Senior
55
120
64 jobs
Lead
61
139
12 jobs
Skills & tools

What hiring managers ask for

% of 182 listings posted in the last 12 months that mention each skill, extracted from job descriptions.

CI/CD
71%
Terraform
70%
Kubernetes
58%
Python
49%
AWS
47%
Infrastructure as Code
34%
Azure
31%
Docker
29%
Grafana
22%
Prometheus
21%
Linux
21%
Bash
18%
Career ladder

From Junior to Principal

A typical UK progression for platform engineers. Years are guidance — strong people move faster, and many senior folks sidestep into research, product or management.

  1. Level 1

    Junior Platform Engineer

    0–2 yrs

    Assists in the design and implementation of cloud infrastructure, focusing on learning and supporting more senior engineers.

  2. Level 2

    Platform Engineer

    2–5 yrs

    Takes ownership of specific cloud infrastructure components, ensuring they are scalable, reliable, and secure.

  3. Level 3

    Senior Platform Engineer

    5–8 yrs

    Leads the design and implementation of complex cloud solutions, mentoring junior engineers and driving best practices.

  4. Level 4

    Principal Platform Engineer

    8+ yrs

    Strategises and oversees the entire cloud infrastructure, influencing company-wide cloud strategy and leading major initiatives.

Pathway

How to become a Platform Engineer

There's no single route, but most people follow some version of these steps.

  1. 1

    Learn Cloud Fundamentals

    Start by gaining a solid understanding of cloud computing principles and the major cloud platforms like AWS, Azure, and GCP.

  2. 2

    Gain Practical Experience

    Work on real-world projects to design, deploy, and manage cloud infrastructure, focusing on automation and DevOps practices.

  3. 3

    Specialise in a Domain

    Choose a specific area such as security, DevOps, or cloud architecture to deepen your expertise and become a go-to resource.

  4. 4

    Lead Projects and Teams

    Take on leadership roles, leading the design and implementation of complex cloud solutions and mentoring junior engineers.

  5. 5

    Influence Company Strategy

    At the principal level, you will influence the company's cloud strategy, driving major initiatives and setting best practices.

Live jobs

92 live roles

See all 92 roles

Principal DevOps Engineer - Decision Management Platform

Design and manage scalable cloud infrastructure and CI/CD pipelines for a high-volume, low-latency decisioning platform used in fraud prevention and identity verification. Work closely with global engineering teams to enhance system reliability, observability, and deployment velocity using containerized environments and Infrastructure as Code. Drive innovation in a secure, performance-critical payments network environment.

Mastercard Greystones, Wicklow County, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

Design and manage cloud infrastructure and CI/CD pipelines for a high-volume, low-latency decisioning platform used in fraud prevention, risk scoring, and identity verification across Mastercard's global payments network. Work closely with R&D teams to ensure scalability, reliability, and operational excellence using containerization, observability tools, and Infrastructure as Code.

Mastercard Swords, Fingal, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

Design and manage scalable cloud infrastructure for a high-volume, low-latency decisioning platform used in fraud prevention and identity verification. Build and optimize CI/CD pipelines, lead DevOps initiatives, and drive observability and cost efficiency across global data centers. Work closely with R&D teams to support real-time transaction processing at scale using containerized systems and in-memory data grids.

Mastercard Donabate, Fingal, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

Design and manage scalable cloud infrastructure for a high-volume, low-latency decisioning platform used in fraud prevention and identity verification. Build and optimize CI/CD pipelines, drive observability with monitoring tools, and lead DevOps initiatives across global engineering teams. Work with in-memory data grids and real-time processing systems to ensure reliability, performance, and cost efficiency in hybrid cloud environments.

Mastercard Bray, Wicklow County, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

Design and manage scalable cloud infrastructure and CI/CD pipelines for a high-volume, low-latency decisioning platform used in fraud prevention and identity verification. Work closely with global engineering teams to ensure system reliability, security, and performance across public and private cloud environments. Drive DevOps best practices including Infrastructure as Code, observability, and cost optimization.

Mastercard Maynooth, Kildare County, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

This role involves designing and managing cloud infrastructure for a high-volume, low-latency decisioning platform used in fraud prevention and identity verification. The engineer will build scalable CI/CD pipelines, lead DevOps initiatives, and ensure system reliability using containerization, infrastructure-as-code, and observability tools. Collaboration with global R&D teams is key to driving innovation and operational excellence in a real-time transaction environment.

Mastercard Lusk, Fingal, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

This role involves designing and managing cloud infrastructure for Mastercard’s high-volume, low-latency Decision Management Platform, which powers real-time fraud prevention and identity verification across the global payments network. The engineer will lead DevOps initiatives, build scalable CI/CD pipelines, and drive infrastructure-as-code and observability practices in a hybrid cloud environment. It’s a technical leadership position focused on operational excellence, innovation, and supporting mission-critical financial systems at scale.

Mastercard Leixlip, Kildare County, Ireland
Hybrid Permanent Clearance Required

Principal DevOps Engineer - Decision Management Platform

This role involves designing and managing cloud infrastructure for a high-volume, low-latency decisioning platform used in fraud prevention, risk scoring, and identity verification across Mastercard's global payments network. The engineer will lead DevOps initiatives, build scalable CI/CD pipelines, and drive infrastructure-as-code and observability practices while collaborating with global engineering teams. Emphasis is placed on performance, reliability, and innovation in a real-time transaction environment.

Mastercard Tallaght, South Dublin, Ireland
Hybrid Permanent Clearance Required
FAQs

Common questions

  • Essential skills include a strong understanding of cloud platforms, automation tools, DevOps practices, and scripting languages like Python or Bash.

  • Gain practical experience, specialise in a domain, and take on leadership roles in cloud infrastructure projects. Continuous learning and staying updated with the latest technologies are also crucial.

  • A Principal Platform Engineer strategises and oversees the entire cloud infrastructure, influences company-wide cloud strategy, and leads major initiatives.

  • Salary ranges can vary widely based on experience, location, and company size. For more detailed information, refer to the salary section on this page.

Hiring platform engineers?

Post your role in 90 seconds and reach the specialist audience that already reads this page.