Application Support Engineer

JR United Kingdom; Dartford; Remote; GBP 35,000 - 50,000; Full time

Job summary

A leading UK tech start-up is seeking an Application Support Engineer to join their remote-first team. This role involves providing crucial support to internal users, identifying issues proactively, and contributing to the enhancement of support processes as the company scales. Ideal candidates are technically curious with strong problem-solving skills and at least 2 years of relevant experience.

Qualifications

• 2+ years in application support, QA, or cross-functional technical roles.
• Comfortable using admin UIs/internal tooling and familiar with web apps.

Responsibilities

• Act as the first point of contact for platform bugs and client issues.
• Create actionable bug reports and maintain knowledge bases.
• Assist in pre-release QA and run exploratory tests.

Skills

SQL

APIs

Scripting

Problem Solving

Communication

Job description

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Application Support Engineer | AI-powered SaaS Start-up

Location: Remote (UK-based with US hours, 3pm–12am GMT)

Working Style: Remote-first, flexible with optional in-person meetups

About:

Here at Burns Sheehan we are working exclusively with one of the most exciting tech start-ups in the UK, who are looking for an Application Support Engineer to join their high-performing team. You’ll play a critical role in supporting internal users, spotting patterns before they become issues, and improving how technical support is delivered across the business. With a focus on product insight, systems understanding, and proactive support this is an ideal opportunity for someone technically curious who loves solving puzzles, thrives in a fast-paced start-up environment, and wants to grow with a company scaling into new markets.

Responsibilities:

• Acting as the first point of contact for platform bugs, client issues and working closely with teams to troubleshoot any issues.
• Creating clear, actionable bug reports, maintaining internal runbooks, knowledge bases, and FAQ docs for scalable self-service
• Assisting in pre-release QA: running exploratory tests and identifying edge cases
• Helping shape and evolve the support tooling, processes, and metrics as the company scales

What We're Looking For:

• 2+ years in application support, QA, product ops, or similar cross-functional technical roles
• Working knowledge of SQL, APIs, terminal tools, logs, and basic scripting
• Comfortable using or supporting admin UIs/internal tooling and familiarity of how web apps work
• Strong communicator, problem solver and a curious mindset

Sound interesting? Feel free to apply and I will get back to you to discuss...

Application Support Engineer | AI-powered SaaS Start-up