Senior Software Engineer (AWS)

Location: Belfast, Northern Ireland, United Kingdom

Company

Global cybersecurity company protecting people, data, and AI-agent workflows across email, cloud, and collaboration tools.

What you will do

• Design, build, and operate scalable cloud platforms supporting a global multi-tenant SaaS environment.
• Build highly available and resilient architectures for business continuity and disaster recovery.
• Design secure networking solutions across AWS environments, regions, and accounts.
• Manage containerized application platforms and deployment pipelines.
• Drive operational excellence through observability, monitoring, automation, and reliability engineering.
• Support database operations, upgrades, migrations, and platform scalability initiatives.

Requirements

• Proven experience building enterprise or SaaS applications in Java and/or Python, including large-scale, highly available, secure cloud-native platforms.
• Hands-on AWS networking and security experience, including VPCs, CIDR planning, Security Groups, cross-account IAM, secure connectivity between environments, disaster recovery, and regional failover.
• Working knowledge of Terraform, including writing and maintaining modules, managing state, and safely executing plan/apply operations in shared environments.
• Experience operating Kubernetes-based platforms and modern CI/CD pipelines in production environments.
• PostgreSQL or other relational database experience, including upgrades, migrations, performance tuning, backup, recovery, and scalability.
• Demonstrated ability to leverage AI-assisted engineering tools for system design, implementation, testing, debugging, and operational support.
• Strong analytical, problem-solving, communication, and collaboration skills.
• BSc degree in Computer Science, Engineering, or equivalent practical experience.

Nice to have

• Experience with AWS services including EKS, RDS, MSK, Route 53, ELB, CloudWatch, SQS, and SNS.
• Experience with CI/CD platforms such as CloudBees and/or Harness, and observability platforms such as Coralogix.
• Experience with compliance frameworks such as FedRAMP, SOC 2, or ISO 27001.

Culture & Benefits

• Flexible work environment with comprehensive benefits and competitive compensation.
• Annual wellness and community outreach days.
• Recognition for contributions and career development support.
• Global collaboration and networking opportunities.
• Culture guided by Bold, Responsive, Accountable, Visionary, and Exceptional values.

Hiring process

• Submit an application with supporting information.
• Accommodation is available during the application or interview process upon request.