Principal SRE Engineer (all genders)

Company Description

Sports betting, gaming and interactive entertainment is changing, and we’re leading that change. By putting people first. By placing exciting, engaging and entertaining experiences at more fingertips than ever before. We’re pulling into pole position by pushing boundaries further. With innovation. With technology. But most importantly, with people like you. Because when you join Entain, it’s your game. So let’s win together.

Job Description

We are seeking a Principal SRE Engineer to lead our cloud transformation journey. This role will be responsible for migrating our on-premises IIS-hosted applications to AWS Cloud, ensuring reliability, scalability, security, and operational excellence at every stage of the migration and beyond.

WHAT YOU WILL DO

• Lead the design and end-to-end execution of migrating on-premises IIS-hosted applications in high-availability production and non-production environments to AWS Cloud.
• Architect and implement scalable, secure, and cost- efficient cloud infrastructure.
• Drive adoption and implementation of infrastructure-as-code.
• Establish best practices for monitoring, logging, alerting, and incident response.
• Collaborate with development, security, and operations teams to ensure seamless deployment pipelines (CI/CD).
• Own and improve system reliability, performance, and scalability across critical services.
• Champion disaster recovery, backup, and high-availability strategies in AWS.
• Proactively identify opportunities for process improvement and efficiency gains.
• Create and maintain technical documentation.
• Provide 2nd and 3rd line incident support to ensure prompt and efficient issue resolution.
• Participate in an on-call rotation.
• Facilitate effective communication between technical teams and key stakeholders, providing advice and support on relevant topics.
• Mentor and guide engineering teams on AWS and SRE best practices to foster their professional growth and development.

WHO YOU ARE

• 8+ years of proven experience in Site Reliability Engineering, DevOps, or Cloud Engineering roles.
• 5+ years of proven expertise with AWS services.
• Strong background in migrating complex applications (preferably IIS/.NET-based) from on-premises to AWS Cloud.
• Deep knowledge of infrastructure-as-code, CI/CD, and automation.
• Experience with Windows Server, IIS, and .NET application hosting.
• Experience with monitoring & observability tools (Datadog, OpenTelemetry, Elastic, etc.).
• Experience with container orchestration platforms, specifically Kubernetes, and experience managing large-scale clusters at the enterprise level.
• Ability to optimize cloud costs and maintain cost awareness.
• Knowledge of security best practices in cloud environments.
• Experience working in a high-availability, 24/7 production environment.
• Excellent leadership, communication, and cross-functional collaboration skills, including mentoring other team members.
• Passion for understanding problems and delivering effective solutions.
• Good networking skills.
• Fluent in English (both written and spoken).
• Self-driven personality with a strong eagerness to learn and deliver.

PREFFERED QUALIFICATIONS

• AWS Certified Solutions Architect – Professional or DevOps Engineer – Professional.
• Experience with containerizing legacy applications (Kubernetes/EKS).
• Familiarity with hybrid cloud environments.
• Familiarity with disaster recovery planning and business continuity.

WHAT WE OFFER

• Opportunity to lead a high-impact cloud migration initiative.
• Collaborative, and growth-oriented environment with autonomy to drive technical decisions.
• Competitive compensation and benefits package.

QualificationsAdditional Information

Medical Insurance (including Dental and Optical cover) – Personal cover

Annual Holiday – 5 weeks, plus local public holidays

Additional ‘It’s Your Game’ day off

Entain & Enhance days – 2 paid days off to focus on your professional or personal development

1 month usage of company apartment

Life assurance – 2x Annual Salary

Sharesave Scheme

Paid subscription to the mental wellbeing app Unmind for you and one other

Paid subscription to getabstract

Home office setup expenses

Employee assistance program that includes access to counselling sessions, financial wellbeing, legal information and help with relationship and family advice.

At Entain, we do what’s right. It’s one of our core values and that’s why we’re taking the lead when it comes to creating a diverse, equitable and inclusive future – for our people, and the wider global sports betting and gaming sector. However you identify, our ambition is to ensure our people across the globe feel valued, respected and their individuality celebrated.

We comply with all applicable recruitment regulations and employment laws in the jurisdictions where we operate, ensuring ethical and compliant hiring practices globally.

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