Junior Site Reliability Engineer

Why Choose Bottomline?

Are you ready to transform the way businesses pay and get paid? Bottomline is a global leader in business payments and cash management, with over 35 years of experience and moving more than $16 trillion in payments annually. We're looking for passionate individuals to join our team and help drive impactful results for our customers. If you're dedicated to delighting customers and promoting growth and innovation - we want you on our team!

The Role

Bottomline is looking for a Junior (Jr) Site Reliability Engineer to grow with us in a Hybrid work environment out of our Theale, Reading UK office!

Candidates for this position must be authorized to work in the United Kingdom on a full-time basis for any employer without restriction.

Visa sponsorship will not be provided for this position.

What You Will Do 

As a Junior Automation/Site Reliability Engineer, you will help automate day-to-day operations, customer onboarding/setup, and BAU activities for our managed file transfer (MFT) services and other core services. You will build scripts, pipelines and configuration-as-code under guidance from senior engineers, improve observability and reliability, and contribute to well-documented, repeatable processes.

How you’ll contribute:

• Build and maintain automation for operations and customer setup using scripting and configuration-as-code (e.g., Bash, Python, Golang, Powershell).


• Contribute to configuration management and infrastructure automation (e.g., Ansible, Puppet, Terraform).


• Develop and enhance CI/CD pipelines (e.g., GitLab) for service deployments and runbooks.


• Create and maintain runbooks and documentation for repeatable BAU activities and onboarding workflows.


• Enhance monitoring and alerting (Grafana/OTEL/Prometheus) to improve reliability and reduce manual toil.


• Collaborate with SRE/DevOps engineers and service teams to deliver small, incremental improvements.


• Follow security and compliance practices, including certificate handling and secrets management.


• Participate in incident response and post-incident reviews; propose automation to prevent recurrence.


• After ramp-up, participate in an on-call rotation with guidance and support. Customers & Operations


• Demonstrate a strong service mindset and clear communication with internal and external stakeholders.


• Meet commitments and SLAs by using automation to deliver consistent, high-quality outcomes.


• Replace manual, error-prone onboarding steps with automated workflows and templates.

What will make you successful: 

• Foundational system administration on Linux and/or Windows Server.


• Familiarity with infrastructure automation and configuration management (Terraform, Ansible/Puppet).


• Scripting ability in at least one language (Bash, Python, Golang, Powershell).


• Basic CI/CD concepts and tools in production environments.


• Understanding of observability fundamentals (metrics, logs, traces) and relevant tools (Grafana/OTEL).


• Basic networking and platform concepts (TCP/IP, DNS, certificates, virtualization, containers).


• Version control with Git and GitOps-friendly workflows.


• Clear written/verbal communication, eagerness to learn, and a collaborative mindset.

What We Offer: 

• Competitive salary and benefits package. 

• Opportunities for professional growth and advancement. 

• A collaborative and innovative work environment. 

• Flexible working arrangements. 

#LifeAtBottomline

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We welcome talent at all career stages and are dedicated to understanding and supporting additional needs. We're proud to be an equal opportunity employer, committed to creating an inclusive and open environment for everyone.