Senior DevOps Engineer

Location: Belgrade Work Pattern: Hybrid (Ideally 2/3 days a week on-site) Reports to: Development Manager

About Greencastle Digital

Greencastle Digital is a forward-thinking company in the dynamic betting and gaming industry, with a newly established Development Centre in Belgrade. Our mission is to unite the brightest minds in digital technology, product development, customer experience, and marketing to deliver innovative solutions for clients across Europe.

About the Role

We are looking for an experienced Senior DevOps Engineer to join our growing engineering team in Belgrade. In this role, you will play a key part in designing, building, and maintaining the infrastructure and automation that powers our betting and gaming platforms.

You will focus on CI/CD pipelines, monitoring, and environment consistency, working closely with developers, QA engineers, and product managers. The ideal candidate is a hands-on engineer with deep cloud expertise, strong automation skills, and a passion for improving scalability, resilience, and delivery speed.

Key Responsibilities

• Leadership & Mentorship

Build and maintain infrastructure using Terraform, Ansible, or AWS CDK, ensuring deployments are repeatable, secure, and scalable.

• Infrastructure as Code (IaC)

Design, implement, and maintain infrastructure using tools such as Terraform and Ansible, ensuring consistent, scalable, and secure deployments.

• CI/CD Automation

Develop, enhance, and maintain CI/CD pipelines (Azure DevOps, Jenkins, GitLab CI), enabling fast and reliable deployments across services and applications.

• Observability & Monitoring

Set up monitoring, logging, and alerting solutions using CloudWatch, ELK, Prometheus/Grafana, or similar. Ensure proactive detection and resolution of issues.

• Security & Compliance

Apply DevSecOps principles by integrating security practices into pipelines, managing access controls, and ensuring compliance with regulatory standards.

• Environment Consistency

Support the consistency of development, staging, and production environments, reducing risk and improving deployment confidence.

• Collaboration

Partner with developers, QA, product managers, and architects to align DevOps practices with business goals and delivery milestones.

• Continuous Improvement

Stay current with the latest DevOps, cloud, and automation trends. Propose and implement improvements to increase efficiency, scalability, and developer productivity.

Required Qualifications

Experience: 5+ years in DevOps engineering,

Technical Expertise:

• Knowledge of AWS core services.

• Infrastructure as Code (Terraform, Ansible, CloudFormation).

• CI/CD tools (Azure DevOps).

• Containerization and orchestration (Docker, EKS/ECS).

• Monitoring and logging (CloudWatch, ELK, Prometheus, Grafana, New Relic).

Security & Compliance:

• Solid understanding of security best practices in cloud environments.

Collaboration: Effective communicator with strong stakeholder management skills.

• Leadership: Proven experience mentoring engineers and driving cultural adoption of DevOps practices.

Nice to have

• Experience in betting or gaming platforms, including high-availability, real-time systems.

• Knowledge of multi-tenant architectures and regulatory compliance.

• Familiarity with performance testing and capacity planning for large-scale platforms.

What We Offer

• Innovative Environment: Join a cutting-edge team in a newly established Development Centre focused on delivering innovative solutions in the betting and gaming industry.

• Professional Growth: Opportunities for continuous learning and career development in a growing and dynamic company.

• Collaborative Culture: A supportive environment that values collaboration, innovation, and knowledge sharing.

• Flexible Work Pattern: Enjoy a hybrid work model, with a balance of on-site and remote work.

How to Apply

If you’re passionate about automation, quality, and the betting and gaming industry, we want to hear from you!

Submit your resume and a cover letter detailing your relevant experience and why you’re interested in joining Greencastle Digital.