Java Application Reliability Engineer

Free-Work UK; City of Westminster; On-site; GBP 50,000 - 80,000; Full time

Job summary

Free-Work UK is seeking an experienced IT Operations Engineer to drive incident resolution, problem management and change delivery in a security-conscious environment. You will own P1-P3 incidents, perform root cause analysis, enhance monitoring and automation, and support release deployments across cloud and on-prem environments.

Strong troubleshooting skills across apps and infrastructure, plus experience with Java, JavaScript, APIs and AWS, are essential.

Qualifications

• Strong technical troubleshooting across applications and infrastructure.
• Experience with logs, monitoring tools, Java, JavaScript and API/microservices debugging.
• Good understanding of cloud platforms (AWS).
• Familiarity with CI/CD pipelines and deployment workflows.
• Working knowledge of scripting (Python/Shell/PowerShell).

Responsibilities

• Incident Resolution: Own and resolve P1-P3 incidents within SLA; collaborate across teams for swift recovery.
• Problem Management: Perform root cause analysis for recurring issues and implement workarounds or fixes.
• Change Delivery: Execute approved changes, participate in CAB processes, and support release deployments.
• Environment Management: Ensure availability of non-production environments; resolve environment-related tickets.
• Monitoring & Reliability: Enhance monitoring, alerts, and observability to improve service stability.
• Service Reporting: Ensure SLAs are met and update stakeholders on ticket progress.
• Knowledge Sharing: Create runbooks, work instructions, and upskill junior engineers.
• Shift Left: Automate or document repeatable tasks to move work to L1/L2 teams.

Skills

Technical troubleshooting across apps

Logs & monitoring tools

Java

JavaScript

API/microservices debugging

AWS cloud

CI/CD pipelines

Scripting (Python/Shell/PowerShell)

Job description

Free-Work UK is seeking an experienced IT Operations Engineer to drive incident resolution, problem management and change delivery in a security-conscious environment. You will own P1-P3 incidents, perform root cause analysis, enhance monitoring and automation, and support release deployments across cloud and on-prem environments.

Strong troubleshooting skills across apps and infrastructure, plus experience with Java, JavaScript, APIs and AWS, are essential.