Systems Engineer, Operations

Appello UK

Systems & Operations Engineer ensuring smooth operations of critical IT systems at Appello. Leading technical resolutions and fostering continuous improvement in a 24/7 environment.

Posted 5/6/2026full-timeNorwich • 🇬🇧 United KingdomMid-LevelSenior💰 £45,000 - £50,000 per yearWebsite

Tech Stack

Tools & technologies

AWSAzureCloudJavaScriptLinuxNode.jsPythonReact

About the role

Key responsibilities & impact

Diagnosing and resolving advanced, high‑impact incidents across software and services
Acting as the technical escalation point for Tier 1 & Tier 2 support
Leading the Third Line Technician tier as a subject matter expert
Identifying risks early and preventing issues before they impact the business
Supporting new technology deployments and infrastructure improvements
Playing a key role in always‑on (24/7) service delivery
Troubleshoot complex application, code‑as‑a‑service, and systems issues
Perform root cause analysis and eliminate recurring problems
Debug front‑end code, investigate stack issues, and collaborate with tech teams
Support Windows & Linux server estates
Monitor and resolve faults across AWS and Azure
Apply firmware updates over‑the‑air to remote devices
Use tools and scripting such as AWS Lambda, Bash, and API management platforms
Work within ITIL frameworks and controls
Participate in 3rd line out‑of‑hours support aligned to business processes

Requirements

What you’ll need

3–5 years’ experience in a third‑line IT support role handling complex escalations
Strong programming knowledge in JavaScript, Python, React, and Node
Good working knowledge of Linux and AWS cloud infrastructure
Experience with AWS Lambda and/or Bash scripting
Familiarity with API management tools
Strong experience working within ITIL frameworks and controls
Recognised technical qualification (or equivalent hands‑on experience)
Excellent customer service and communication skills
Proven ability to diagnose, troubleshoot, and resolve technical issues
Experience delivering structured technical training to customers or internal teams
Comfortable working independently and as part of a wider team
Highly organised, detail‑focused, resilient, and able to manage multiple priorities
Clear communicator with both technical and non‑technical stakeholders
Full UK driving licence

Benefits

Comp & perks

161 hours holiday plus bank holidays
Discounts on everything from groceries and shopping through to holidays, insurance, days out, restaurants and more
24/7 employee assistance programme with an easily accessible app!
Family and friends’ discounts on our services & products
Pension Scheme, up to 4% Company matched
Free on-site parking

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaScriptPythonReactNodeAWSLinuxAWS LambdaBash scriptingAPI managementroot cause analysis

Soft Skills

customer servicecommunicationtroubleshootingtechnical trainingindependent workteam collaborationorganisational skillsdetail-orientedresiliencestakeholder communication

Certifications

technical qualification