Application Support Engineer
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This vacancy has been independently reviewed by the OppaJob Transatlantic Career Intelligence Desk to confirm authentic direct employer recruiting, verify compensation transparency, and eliminate applicant processing fees.
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Position Overview & Specifications
OneFile is looking for someone with a methodical approach to problem solving to join our team as an Application Support Engineer. This is a new role within the business, so it’s an exciting opportunity to champion the escalation and triage processes. The Application Support Engineer will work closely with our customers, our amazing customer support team, and our in-house development squads. They will troubleshoot customer raised problems, maintain communication with our customers throughout and help achieve faster resolution.
This is a great opportunity to learn about OneFile products with plenty of career progression available.
Responsibilities:
- Triage, investigate and troubleshoot customer support issues
- Investigate, analyse and problem solve problems using SQL and other diagnostic tools and methodologies
- Liaise with development squads to solve problems and find short and long term solutions
- Maintain communication with customers regarding escalated issues
- Manage customer expectations around escalated issues and work with the Technology team to resolve them
Knowledge, Skills & Behaviours:
- Strong analytical, troubleshooting, and diagnostic skills
- Advanced T-SQL skills and experience to support debugging and data fixes
- Ability to read and debug .NET development languages (VB.net, C#) and desire to expand knowledge and skills
- Knowledge of API’s and how to interact with them (postman)
- Strong customer service ethos
- Application support experience
- Ability to work well as an individual and as part of a team
- Excellent written and verbal communication skills
- Existing knowledge of OneFile products (desired, but optional)
Success Measures:
- Escalation deflection
- First contact resolution
- Average resolution times
- Internal quality ratings
- Customer satisfaction
- Customer feedback
Candidate Selection & Onboarding Process
Application & Resume Screening
Submit your tailored CV/Resume directly to the talent acquisition portal.
Technical & Competency Interviews
Virtual interviews with the hiring manager and multidisciplinary team.
Formal Offer & Benefits Negotiation
Written agreement outlining compensation, equity, retirement vesting, and relocation allowances.
Onboarding & Corporate Integration
Equipment provisioning, team orientation, and commencement of duties.
United Kingdom Right to Work & Skilled Worker Visa Guide
Employment in the United Kingdom requires legal Right to Work verified under the Home Office Points-Based Immigration System:
Sponsoring employers must hold an active Home Office A-rated Sponsor License and assign a valid Certificate of Sponsorship (CoS). Role must meet the general minimum salary threshold (£38,700) or occupation going rate.
Continuous employment under Skilled Worker status establishes eligibility for Indefinite Leave to Remain (ILR) after 5 continuous years, leading to British Citizenship.
Candidate Preparation Blueprint: Software Development
Based on transatlantic hiring benchmarks for Application Support Engineer roles across Onefile's corporate sector, successful applicants typically excel across three core dimensions:
Demonstrated portfolio evidence, architecture/system design case studies, or validated professional certifications directly applicable to Software Development.
STAR method competency responses highlighting cross-functional leadership, conflict resolution, and delivering measurable enterprise ROI under tight timelines.
Total compensation expectation aligned within the benchmarked £36,315 - £42,361 bracket, including retirement vesting and health parity.
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