Senior application support engineer Work, Jobs in Wales (with Salaries)

Technical Support Engineer
Advanced Secure Technologies —Saint Mellons
- £26,225 - £29,000 a year
- Full-time
- Remote
- Customer service
- Windows
- Administrative experience
Quick apply
Senior Ict Engineer
South Wales Fire and Rescue Service —Wales
- £37,280 - £38,220 a year
- Full-time
- Communication skills
Senior Process Engineer
Ipsen Biopharm Ltd —Wrexham
- Full-time
Senior Software Engineer
Made Tech —Swansea
- £50,000 - £70,000 a year
- Hybrid work
- DevOps
- JavaScript
- APIs
- Annual leave
- Flexible schedule
Quick apply
Trainee Analyst/Analyst
Element Materials Technology —Deeside
- Laboratory experience
14d
Senior Civil Engineer
Arup —Cardiff
Senior Software Developer
Advanced Secure Technologies —Saint Mellons
- £55,000 - £65,000 a year
- Full-time
- Azure
- SQL
- Mentoring
- Free parking
- Employee assistance programme
Quick apply
Technical Support Engineer
Veezu —Cardiff
- Full-time
- Hybrid work
- English
- Windows
- Microsoft Office
Safety Senior Engineer
General Dynamics Land Systems UK —Pentrebach
- £45,600 - £57,000 a year
- Full-time
- Military
- Engineering
- Bachelor's degree
Head of People and Culture
Welsh National Opera Cenedlaethol Cymru —Cardiff
- £60,000 a year
- Full-time
- Hybrid work
- Management
- Administrative experience
- Supervising experience
- Annual leave
- Employee assistance programme
Quick apply
8d
Senior Civil Engineer
AtkinsRéalis —Cardiff
- Full-time
- Hybrid work
- Leadership
Programme Manager
Scrumconnect Consulting —Swansea
- £70,000 a year
- PMP
- Agile
- Leadership
11d
Senior Process Engineer
Microchip Technology —Caldicot
- Full-time
- Assembly
- Project management
- Travel
IT Support Engineer
Veezu —Cardiff
- Full-time
- English
- Windows
- Microsoft Office
4d
Senior Drilling Engineer - PSC
Wood —Clwyd
- Full-time
- Microsoft Office
Senior Structural Engineer
AtkinsRéalis —Cardiff
- Full-time
- Hybrid work
- Communication skills
Senior Software Development Engineer
KLA —Newport
- Full-time
- Doctoral degree
- Computer Science
- Engineering
- Annual leave
- Flexible schedule
SENIOR ENGINEER (SUB AGENT)
Laing O'Rourke —Cardiff
- Engineering
- IT
Junior Photonics Process Engineer
Finchetto Ltd. —Cardiff
- Laboratory experience
- Communication skills
Quick apply
Senior Java Engineer
LDMS —Cardiff
- Up to £55,000 a year
- Full-time
- Hybrid work
- Azure
- Oracle
- Java
- Annual leave
- Employee assistance programme
Quick apply
10d

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Technical Support Engineer

Advanced Secure Technologies -
Saint Mellons

Quick apply

Job details

Full-time
£26,225 - £29,000 a year

Benefits

On-site parking

Qualifications

Microsoft Windows Server
IIS
Customer service
Microsoft SQL Server
Windows
Administrative experience
IT support
B2B
Software testing
IT
Application support
Root cause analysis
BTEC
Communication skills
A Level

Full job description

Technical Support Engineer – (1st Line Support & General Support)
Location: Cardiff (Office-based, 5 days a week)
Salary: £26,225 - £29,000 DOE + up to £3,000 annual bonus
Start Date: June 2026 - August 2026

Are you organised, technically minded, and eager to build a career in a fast-growing tech company? Join our Support Team and take on a varied and impactful role in our technical support desk. With full training, exposure to in-house software, and long-term development opportunities, this is an ideal step into a dynamic application support career.

What You’ll Do:

Act as a key part of our 1st Line Support Team, resolving technical queries from customers
Assist with investigation and root-cause analysis of 2nd Line tickets
Capture, categorise and escalate software support tickets in line with SLAs
Work closely with our technical and development teams to resolve live issues
Support customer system setup and configuration under guidance
Contribute to product testing, customer feedback and continuous improvement initiatives
Provide excellent levels of service to our customers, communicating effectively and professionally.

Requirements

What We’re Looking For:

Interest or experience in IT support, application support, or operational roles
Confident working with technical systems (training provided)
Comfortable with data handling and Microsoft 365 tools
Excellent communication and customer service skills – extremely important as this is a business-to-business role
Process-driven mindset and attention to detail
Problem-solving approach with the ability to work independently
Technical or IT-related qualifications (e.g. BTEC, HND, A-Level IT, Degree, CompTIA) are beneficial but not essential
Experience with support ticketing systems, SQL Server, Windows Server or IIS is a plus
Strong organisational, attention to detail and administrative skills

Benefits

What We Offer:

£26,225 - £29,000 DOE starting salary + up to £3,000 annual bonus
Full training and structured development plan
Clear progression routes into many other roles in the business, including Senior Technical Support Engineer, Technical Engineering, Account Management, Project Management, Product Management or operations roles
Opportunities to specialise in application support, system configuration, software testing or service delivery
25 days holiday + bank holidays
Bonus scheme and regular incentives
Onsite gym, parking, essentials-stocked kitchen, and team socials
A varied, customer-facing role with real impact and responsibility

If you’re looking for a technical and customer minded individual where you help shape our support service and grow into senior and more specialist roles, apply now – we can’t wait to see what you’ll bring!

Location and hours:
Onsite, Eastern Business Park, St Mellons, Cardiff, Wales.

Min Hours 37.5hrs per week, 8.30am to 5pm Monday to Friday, with up to one hour for lunch.

On Site Working:
We’re an office-based team because our culture thrives on collaboration and hands-on support, especially as we grow quickly and onboard new team members. While we don’t offer fully remote or fixed hybrid work, we’re flexible when life happens – ad hoc home working is always an option.

Diversity & Inclusion:
Advanced Secure Technologies is an equal opportunity employer, proud of our ongoing efforts to foster diversity and inclusion. We welcome applicants from all backgrounds and process your personal data in accordance with our Privacy Notice.

Quick apply

Refine Your Search

senior application support engineer jobs in wales

Technical Support Engineer

Senior Ict Engineer

Senior Process Engineer

Senior Software Engineer

Trainee Analyst/Analyst

Senior Civil Engineer

Senior Software Developer

Technical Support Engineer

Safety Senior Engineer

Head of People and Culture

Senior Civil Engineer

Programme Manager

Senior Process Engineer

IT Support Engineer

Senior Drilling Engineer - PSC

Senior Structural Engineer

Senior Software Development Engineer

SENIOR ENGINEER (SUB AGENT)

Junior Photonics Process Engineer

Senior Java Engineer

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