DevOps Developer

Mastek Limited; United Kingdom; On-site; GBP 70,000 - 90,000; Full time

Job summary

Mastek Limited in the United Kingdom is seeking a DevOps Developer with 8 to 12 years of hands-on experience to drive secure CI/CD transformation across cloud-native applications.

You will design, build, and maintain GitLab CI pipelines, apply DevSecOps practices, and collaborate with cross-functional teams to ensure compliant, high-quality releases across platforms.

The role emphasizes security, automation, and scalable cloud engineering in a fast-paced agile environment.

Qualifications

• Proven experience as a DevOps Developer focusing on DevSecOps and CI/CD automation.
• Hands-on expertise in GitLab CI, including pipeline design, configuration, and optimization.
• Experience with DevSecOps tooling such as static and dynamic code analysis, dependency scanning, and security testing integrations.
• Strong knowledge of scripting or programming languages used in CI/CD and automation (Shell, Python, or similar).
• Familiarity with cloud platforms and services used in digital application and cloud engineering environments.
• Understanding of configuration management, infrastructure as code, and environment automation concepts.
• Knowledge of software development lifecycle, version control practices, and branching strategies.
• Awareness of security best practices, compliance requirements, and secure deployment methodologies.

Responsibilities

• Design, build, and maintain CI/CD pipelines using GitLab CI for digital applications and cloud-hosted services.
• Implement DevSecOps practices by integrating security checks, code scanning, and compliance controls into CI/CD workflows.
• Automate build, test, deployment, and release processes to improve delivery speed, reliability, and repeatability.
• Collaborate with development, QA, security, and operations teams to define and refine pipeline requirements and standards.
• Configure and manage GitLab CI runners, environments, and integrations with other tools and platforms.
• Monitor pipeline performance, reliability, and security, and drive continuous improvements and optimizations.
• Support cloud engineering initiatives by enabling automated provisioning, configuration, and deployment of infrastructure and applications.
• Troubleshoot CI/CD issues, resolve pipeline failures, and provide root cause analysis and preventive actions.
• Contribute to the definition and adoption of DevSecOps best practices, guidelines, and documentation across teams.
• Ensure adherence to organizational security, compliance, and governance requirements in all automation and deployment activities.

Skills

GitLab CI

CI/CD automation

DevSecOps

Security testing integrations

Shell/Python scripting

Cloud platforms

IaC/automation

Collaboration

Tools

GitLab Runner

Job description

Job Title

DevOps Developer

Expected Work Experience

8 to 12 Years

Job Location

United Kingdom

Job Summary

Candidate must have relevant experience of 8 to 12 Years.

DevOps Developer with strong expertise in DevSecOps practices, CI/CD automation, and GitLab CI, contributing to secure, reliable, and scalable digital application and cloud engineering solutions in the United Kingdom.

The role focuses on designing, implementing, and maintaining secure CI/CD pipelines, integrating security controls across the software delivery lifecycle, and collaborating with cross-functional teams to ensure high-quality, compliant releases.

Key Responsibilities

• Design, build, and maintain CI/CD pipelines using GitLab CI for digital applications and cloud-hosted services.
• Implement DevSecOps practices by integrating security checks, code scanning, and compliance controls into CI/CD workflows.
• Automate build, test, deployment, and release processes to improve delivery speed, reliability, and repeatability.
• Collaborate with development, QA, security, and operations teams to define and refine pipeline requirements and standards.
• Configure and manage GitLab CI runners, environments, and integrations with other tools and platforms.
• Monitor pipeline performance, reliability, and security, and drive continuous improvements and optimizations.
• Support cloud engineering initiatives by enabling automated provisioning, configuration, and deployment of infrastructure and applications.
• Troubleshoot CI/CD issues, resolve pipeline failures, and provide root cause analysis and preventive actions.
• Contribute to the definition and adoption of DevSecOps best practices, guidelines, and documentation across teams.
• Ensure adherence to organizational security, compliance, and governance requirements in all automation and deployment activities.

Other Capabilities

• Strong understanding of digital application and cloud engineering concepts, architectures, and patterns.
• Ability to work in an agile environment, supporting iterative delivery and rapid feedback cycles.
• Effective communication and collaboration skills to work with multi-disciplinary and geographically distributed teams.
• Problem-solving mindset with a focus on automation, standardization, and continuous improvement.
• Ability to prioritize tasks, manage multiple work streams, and deliver within agreed timelines.
• Commitment to secure coding, secure configuration, and proactive risk management in DevOps practices.

Qualifications and Skills

• Proven experience as a DevOps Developer or similar role focusing on DevSecOps and CI/CD automation.
• Hands-on expertise in GitLab CI, including pipeline design, configuration, and optimization.
• Experience with DevSecOps tooling such as static and dynamic code analysis, dependency scanning, and security testing integrations.
• Strong knowledge of scripting or programming languages commonly used in CI/CD and automation (e.g., Shell, Python, or similar).
• Familiarity with cloud platforms and services used in digital application and cloud engineering environments.
• Understanding of configuration management, infrastructure as code, and environment automation concepts.
• Knowledge of software development lifecycle, version control practices, and branching strategies.
• Awareness of security best practices, compliance requirements, and secure deployment methodologies.

Note:This role requires UK Security Clearance (SC) and eligibility.