Senior Application Support Engineer
CV-LibraryCardiffpermanentPosted: 10 August 2026
Apply NowWe're recruiting for a growing software business delivering enterprise-scale platforms to customers across international markets. With continued investment in technology and engineering, they're looking for a Senior Application Support Engineer to join their team and take ownership of complex application support issues.
This is a great opportunity for an experienced support professional who enjoys technical investigation, problem-solving and mentoring others.
What you'll be doing
Acting as a senior escalation point for complex application issues
Investigating, diagnosing and resolving 2nd/3rd line support incidents
Carrying out root cause analysis and implementing long-term solutions
Working closely with Engineering and Service Delivery teams
Writing and maintaining automation scripts
Supporting and mentoring junior team members
Maintaining technical documentation and knowledge base articles
What we're looking for
3+ years' experience in Application Support, Software Support or a similar role
Strong SQL skills, including writing and troubleshooting complex queries
Experience investigating and resolving technical issues in a production environment
Knowledge of Jira or similar ticketing systems
Experience with Git, Bitbucket or similar version control tools
Scripting experience, ideally PowerShell
Strong analytical and problem-solving skills
Excellent communication skills
Nice to have
PL/SQL experience
Experience supporting enterprise software applications
Exposure to Agile environments
PL/SQL is preferred but not essential. Candidates with strong SQL experience are encouraged to apply.
What's on offer?
Hybrid working (3 days per week in Cardiff)
Modern technology environment
Supportive and collaborative engineering culture
Career progression opportunities
If you're looking for a role where you can make a real impact, solve complex technical challenges and develop your career within a growing technology business, we'd love to hear from you
This is a great opportunity for an experienced support professional who enjoys technical investigation, problem-solving and mentoring others.
What you'll be doing
Acting as a senior escalation point for complex application issues
Investigating, diagnosing and resolving 2nd/3rd line support incidents
Carrying out root cause analysis and implementing long-term solutions
Working closely with Engineering and Service Delivery teams
Writing and maintaining automation scripts
Supporting and mentoring junior team members
Maintaining technical documentation and knowledge base articles
What we're looking for
3+ years' experience in Application Support, Software Support or a similar role
Strong SQL skills, including writing and troubleshooting complex queries
Experience investigating and resolving technical issues in a production environment
Knowledge of Jira or similar ticketing systems
Experience with Git, Bitbucket or similar version control tools
Scripting experience, ideally PowerShell
Strong analytical and problem-solving skills
Excellent communication skills
Nice to have
PL/SQL experience
Experience supporting enterprise software applications
Exposure to Agile environments
PL/SQL is preferred but not essential. Candidates with strong SQL experience are encouraged to apply.
What's on offer?
Hybrid working (3 days per week in Cardiff)
Modern technology environment
Supportive and collaborative engineering culture
Career progression opportunities
If you're looking for a role where you can make a real impact, solve complex technical challenges and develop your career within a growing technology business, we'd love to hear from you