Testing Services
Testing That Catches What Your Team IsToo Close to See
Sixteen Testing disciplines, one team: Automation, Manual, API, Mobile, Performance, Security, Accessibility, OTT and more.
16 Disciplines, swipe or scroll →
Jump straight to a discipline
Sixteen disciplines, one accountable team
Most quality problems are not caused by a missing tool.
Most quality problems are not caused by a missing tool. They are caused by a gap between disciplines, an API contract nobody owns, a regression suite that stopped being believed, a performance target that was never written down. Buying a point solution for each gap produces a stack of vendors and no single answer to the only question that matters: is this build safe to ship?
QA Tech Xperts covers the full Quality Engineering surface with one Senior team and one point of accountability. You are not handed a different account manager per discipline, and you are not sold a discipline you do not need. Engagements start from a coverage map, what would actually hurt if it broke, and effort follows that map rather than a service catalogue.
How the disciplines fit together
There is a natural order to this work, and skipping steps is where budgets get wasted. Functional Testing establishes that features do what they promised. Integration Testing proves the seams between services hold. System Testing validates the assembled product in a production-like environment, and Acceptance Testing confirms it solves the business problem the project was funded to solve.
There is a natural order to this work, and skipping steps is where budgets get wasted. Functional Testing establishes that features do what they promised. Integration Testing proves the seams between services hold. System Testing validates the assembled product in a production-like environment, and Acceptance Testing confirms it solves the business problem the project was funded to solve.
Running alongside that spine, Automation converts the stable, repeatable parts into a gate that runs on every merge, while Manual and exploratory Testing keeps finding what no script would think to check. The non-functional disciplines, performance, security, accessibility, cloud and database, cover the qualities users feel first and specifications mention last.
Specialist surfaces get their own practice where the failure modes genuinely differ: mobile app Testing on real hardware, and OTT Testing across a streaming device matrix built from real platform experience.
The stack, and why we chose it
Playwright with TypeScript is our default for new browser Automation: auto-waiting removes the most common source of flake, parallel workers keep the suite inside a merge-gate budget, and trace viewer turns a failed CI run into a replayable recording.
Playwright with TypeScript is our default for new browser Automation: auto-waiting removes the most common source of flake, parallel workers keep the suite inside a merge-gate budget, and trace viewer turns a failed CI run into a replayable recording. Where a healthy Selenium estate already exists we work inside it and give an honest migrate-versus-maintain recommendation instead of proposing a rewrite by default. Cypress suites are supported and stabilised where a team has already invested in one.
Underneath that: Postman and Karate for API and contract work, JMeter and k6 for load, Python for data validation and evaluation harnesses, and AWS for test environments and pipelines. Where a product ships AI features, our AI Quality Engineering practice covers prompt, RAG and agent evaluation, which conventional Testing does not touch.
The whole surface
Bugs do not live inside a discipline. They live between two of them.
An API contract nobody owns. A regression suite that stopped being believed. A performance target written after launch. Every column below is a different kind of question, and a team that is strong in three of them still ships the fourth to production.
Scope
Does it do what was promised?
Cadence
How often is it checked?
Qualities
What users feel before they see features.
Surfaces
Where the failure modes genuinely differ.
All 16 disciplines, grouped by the question they answer. One Senior team, one point of accountability across every column.
The index
All sixteen disciplines
Engagement path
How a Quality Engineering engagement runs
The same shape whether you buy one discipline or six: scope by risk, prove it on something small, grow with your cadence, hand over the capability.
Coverage map
We start with what would actually hurt if it broke, revenue, data integrity, compliance, reputation, and rank the disciplines that reduce that risk fastest.
Prove it on one thing
A thin vertical slice lands first: one critical journey covered end to end, in your pipeline, so value is visible before the scope grows.
Grow against your cadence
Coverage expands sprint by sprint in the order the map dictates, with the same Senior Engineers who scoped it, not a handover to a junior bench.
Hand over the capability
Documentation, contribution guides and pairing so your team owns what we built. We optimise for you needing less of us over time.
Questions
Frequently Asked Questions
Straight answers, written the way we'd say them on a call.
Still curious? Talk to usKeep reading
Where to go next
Quality engineering is one of five practices. These are the pages teams read next.
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