Regression Testing Services for UK Organisations

Regression Testing That Protects What Already Works

Validate every change against critical user journeys, integrations and business rules with a risk-based regression suite designed for reliable, frequent releases.

Change-impact and risk-based test selection
Manual and maintainable automated coverage
Web, mobile, API, data and integration regression
Clear defects, exclusions and release evidence

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19+ Yearsof industry experience

750+satisfied customers

200+technology professionals

83%repeat and referral business

Trusted by leading organisations

Where Regression Risk Hides

A large test pack does not automatically provide reliable release protection

Effective regression testing depends on understanding the change, selecting meaningful coverage, controlling data and environments, and keeping automation trustworthy. Without those controls, teams can spend more time running tests while learning less about risk.

Change impact is assumed

The same suite runs for every build even when architecture, integrations, configuration and user journeys create different risk.

The suite grows without governance

Duplicate, obsolete and low-value cases increase execution time while critical paths remain weakly covered.

Automation cannot be trusted

Flaky tests, fragile selectors, shared state and unstable data create false failures and hide genuine regressions.

Execution ends without a decision

Pass rates are reported without exclusions, unresolved defects, affected journeys, evidence quality or residual release risk.

End-to-End Regression Testing Services

Protect critical functionality across every layer affected by change

IDS Logic provides regression testing solutions for websites, mobile apps, APIs, SaaS products and enterprise platforms. Our regression testing consultancy can establish a new capability, improve an inherited suite or own continuous execution and maintenance.

Regression Strategy & Suite Health Check

Assess current coverage, execution time, automation value, maintenance burden and release risk.

Coverage and traceability review
Suite health and waste analysis
Prioritised improvement roadmap

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Change Impact & Risk-Based Selection

Map code, configuration, dependency and business changes to the journeys and components that need evidence.

Change and dependency analysis
Risk-weighted test selection
Explicit scope and exclusions

Smoke, Sanity & Critical Journey Packs

Create fast checks that confirm the build is testable and high-value services remain available.

Build and environment smoke tests
Revenue and service-critical journeys
Pre- and post-deployment checks

Functional & End-to-End Regression

Revalidate business rules, permissions, workflows and complete user outcomes after change.

Manual and automated execution
Cross-role business processes
Negative and exception paths

API, Integration & Contract Regression

Protect service behaviour, schemas, data exchange and connected workflows as interfaces evolve.

REST, GraphQL and SOAP regression
Consumer-provider compatibility
Queues, events and third parties

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Web, Cross-Browser & Visual Regression

Validate customer journeys, responsive behaviour and significant interface changes across supported browsers.

Critical browser journeys
Responsive and visual checks
Accessibility regression checkpoints

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Mobile App Regression Testing

Recheck native and cross-platform app journeys across prioritised devices, operating systems and network states.

iOS and Android coverage
Installation and upgrade paths
Device, interruption and API checks

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Data, Database & Reporting Regression

Confirm that changes preserve calculations, mappings, permissions, reports and downstream data outcomes.

Database and state validation
Reports and financial rules
Migration and reconciliation checks

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Regression Test Automation Frameworks

Design or modernise maintainable automation at the right test layers for faster, repeatable feedback.

Framework and pattern selection
Reusable components and data
Parallel and configuration coverage

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Test Data & Environment Readiness

Reduce false results by controlling data state, accounts, integrations, versions and environment dependencies.

Representative or synthetic data
Environment and dependency checks
Repeatable reset and setup

Continuous Regression & CI/CD Gates

Run the right checks at commit, build, environment, release and post-deployment stages.

Fast feedback and scheduled packs
Pipeline evidence and quality gates
Notifications and defect workflows

Suite Maintenance & Flaky-Test Reduction

Keep regression assets aligned with product change and remove noise that undermines confidence.

Failure classification and triage
Refactoring and obsolete-test removal
Ownership and maintenance cadence

Whole-Product Regression Assurance

Six connected layers determine whether existing capability remains protected

A small change can affect user journeys, services, stored data, configuration and release operations. Our model keeps the complete impact chain visible.

Change

Code, defects, packages, configuration, infrastructure, data and supplier releases.

User Journeys

Critical tasks, roles, permissions, channels, exceptions and business outcomes.

Application

Features, rules, calculations, workflows, state, sessions and presentation.

Interfaces

APIs, microservices, third parties, events, queues and integration contracts.

Data & Config

Databases, reports, mappings, access, feature flags and environment settings.

Delivery

Builds, pipelines, deployments, evidence, defects, rollback and production checks.

Flexible Regression Testing Engagements

Start with the release risk, suite problem or delivery constraint you need to solve

Choose a focused review, end-to-end release assurance or managed continuous regression coverage.

Focused consultancy

Regression Suite Health Check

Understand coverage, waste, instability and the most valuable improvement priorities.

Typical outputs:

Risk and coverage assessment
Flaky, duplicate and obsolete-test findings
Automation opportunity map
Prioritised improvement backlog

Request a Suite Review

Most comprehensiveRelease or programme assurance

End-to-End Regression Testing

Plan, select, execute and report regression coverage for a release, upgrade, migration or integration programme.

Typical outputs:

Change-impact and risk model
Manual and automated regression packs
Defect triage and traceable evidence
Release recommendation and residual risk

Discuss a Regression Programme

Ongoing managed service

Managed Continuous Regression

Maintain, run and improve regression coverage as your product and delivery pipeline evolve.

Typical uses:

Release and sprint regression
Automation maintenance and triage
CI/CD and post-deployment checks
Coverage, trend and suite-health reporting

Discuss Managed Regression

Regression Release Gates

A green dashboard is useful only when the coverage and evidence can be trusted

We agree the assurance needed before execution and report exclusions, unstable tests, unresolved defects and residual risk without hiding uncertainty behind a pass-rate percentage.

Review Your Regression Risk

Risk and coverage

Impacted components, critical journeys, interfaces, configurations and exclusions are mapped.

Scope gate

Suite reliability

Test data, environments, automation stability and failure classification support repeatable evidence.

Trust gate

Execution outcome

Failures are triaged, defects are traceable and blocked or unexecuted tests are visible.

Evidence gate

Release readiness

Known defects, operational checks, rollback considerations and remaining risk are understood by decision-makers.

Release gate

Layered Regression Coverage

The fastest feedback should run at the lowest useful test layer

We balance component, service, browser and end-to-end tests so critical journeys remain protected without forcing every check through a slow user interface.

Fast checkscomponent, API, contract and focused functional tests

Journey assurancebrowser, mobile and end-to-end business workflows

Configuration coverageroles, data, browsers, devices, integrations and environments

Decision evidencecoverage, failures, defects, exclusions, trends and residual risk

Technology Selected for Maintainability

Regression automation across web, mobile, service and delivery layers

Tool selection follows the application architecture, existing team skills, pipeline, test data, supported configurations and long-term ownership.

Web UI Automation

Playwright, Cypress, Selenium and suitable commercial frameworks for browser and critical-journey regression.

Mobile Automation

Appium, XCTest and Espresso options for native and cross-platform mobile regression coverage.

API & Contract Testing

Postman and Newman, REST Assured, Pact and code-based service tests for fast interface feedback.

Component & Code-Level Tests

JUnit, NUnit, pytest, TestNG and stack-appropriate frameworks maintained with engineering teams.

CI/CD & Test Environments

Azure DevOps, GitHub Actions, Jenkins, containers and environment checks for repeatable execution.

Management & Evidence

Jira, TestRail, Zephyr, dashboards, traces, screenshots and artefacts that support triage and release decisions.

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Risk-Based Regression Delivery

From change assessment to a maintained suite and defensible release decision

Each cycle improves product knowledge, test selection, automation stability and evidence quality so regression testing becomes an asset rather than a growing bottleneck.

Discover

Confirm product, release cadence, critical journeys, architecture, assets and pain points.

Assess Change

Map modified components, dependencies, configurations and potential business impact.

Design Coverage

Select risk packs, data, environments, manual checks, automation and decision criteria.

Build & Stabilise

Create or improve tests, reusable components, setup, diagnostics and pipeline execution.

Execute & Triage

Run agreed packs, classify failures, log defects and make blocked coverage visible.

Assure & Improve

Report residual risk, maintain the suite and refine coverage using release evidence.

Regression Evidence That Supports Release Decisions

See what changed, what was protected and what risk remains

Reporting links test results to impacted journeys and components, separating genuine defects from environment, data and automation failures.

Change-impact map, scope, exclusions and coverage rationale
Execution results by risk pack, platform and configuration
Defect severity, affected journeys and retest status
Automation stability, flaky tests and maintenance actions
Known limitations, residual risk and release recommendation

Regression Assurance Overview● Release evidence updated

Coveragecritical journeys and impacted areas mapped

Stabilityrepeatable checks and flaky failures separated

Decisionknown defects, exclusions and risk visible

Checkout and payment regressionPassed

Partner API contract regressionInvestigate

Legacy admin workflow limitationReview

Illustrative reporting only. Metrics, thresholds and statuses are tailored to the agreed product and release scope.

Why IDS Logic

A regression testing company with product, integration, data and delivery context

Our testers can work with product owners, developers, platform teams and suppliers to build coverage that reflects how the complete service changes and operates.

Risk before volume

Coverage is prioritised around critical journeys, affected architecture and business consequences—not the size of the test pack.

Independent assurance

We can test software delivered by IDS Logic, internal teams, SaaS vendors or another development supplier.

Engineering-aware QA

Our wider web, mobile, API, cloud, data and platform capability helps teams diagnose failures and design maintainable tests.

Balanced manual and automated testing

Automation is used where repeatability and speed create value, with human judgement retained where it matters.

Transparent ownership

Scope, environments, data, failures, maintenance actions and release risks remain visible across teams.

UK relationship and continuity

Work with IDS Logic teams in Leeds and London, backed by scalable multidisciplinary delivery capacity.

Relevant Release & Quality Assurance Experience

Testing across major rebuilds, migrations, integrations and ongoing platform change

These examples demonstrate QA and release assurance within wider delivery programmes. Regression scope and outcomes are defined for each engagement rather than inferred from the project label.

Major Platform Rebuild & ERP Alignment

Extensive QA across a high-volume commerce and ordering transformation

A major Umbraco rebuild aligned with a future ERP environment included extensive testing across catalogue, customer, ordering and background-processing behaviour.

Large catalogue and customer journeys
ERP-aligned ordering change
Background processing safeguards
Release and migration QA

View case study

Migration, Deployment & Ongoing QA

Testing and technical support through AWS migration and continued improvement

IDS Logic provided migration, testing and deployment support, followed by ongoing frontend and backend quality assurance and engineering assistance.

AWS platform migration
Deployment assurance
Frontend and backend QA
Continuous platform improvement

View case study

Pre-Launch, Post-Launch & Ongoing Testing

Quality assurance through booking integration and continued platform change

IDS Logic tested a newly integrated booking system and provided pre-launch, post-launch and ongoing testing as the platform and booking partner evolved.

Critical booking journeys
Integration change assurance
Pre- and post-launch checks
Ongoing testing support

View case study

Words From Clients

Hessington Health is a national health screening and occupational health service provider. We have been scaling up our business activity aggressively over the past 12 months and our workflow/IT needs have changed significantly as we have grown. We instructed IDSLogic for their passion to support business in helping them to create efficient processes, which in the long term save time and money. Thery have start with getting a very granular understanding of the clients needs and then offer several solutions. They have helped us integrate Power Automate processes in our SharePoint system. They date flow works flawlessly within SharePoint which helps achieve grater data security, and process management. We have now instructed them to develop our Patient App. I can not recommend them enough.

Dr Harjeev Rai

CEO/Medical Director Hessington Health

IDS has become a true strategic development partner for all our digital work. We have found their technical expertise a perfect complement to our in-house creative and digital team and IDS has been highly dedicated to helping us meet our goals for growth. The Emma’s Diary channel continues to grow and our plans remain ambitious. We are pleased to have IDS Logic’s trusted support on our journey.

Gareth Huxtable

Director, Lifecycle Marketing

This was a very complex and multi-layered project with ambitious targets. IDS helped us define our requirements and made a real contribution to project delivery, demonstrating their development experience on major projects.

Chris Manko

Technical Solutions Architect, Lifecycle Marketing

The new site looks excellent. I’m very pleased with the results and with the quick responses during testing and UAT.

The LensPal

USA

IDS Logic has proved their expertise in timely project delivery and this helped us to a successful on-time launch. Our new website can now truly support our evolving business strategy to remain at the forefront of our sector.

Pickfords

We came to IDS Logic with a vision for our site. The team listened, understood our requirements and produced an attractive and functional website that led to positive results. It is really a great pleasure to work with them.

LFRA

I am really happy to have IDS Logic on board and have been very impressed with their speed of implementation and professional approach to their work. This has made our collaboration an enjoyable and extremely valuable partnership.

Pebble Grey

Regression Testing Across UK Industries

Coverage aligned with the software, release pattern and consequence of failure

An ecommerce checkout, clinical workflow, financial calculation and learning platform require different regression packs, data, configurations and decision criteria.

Ecommerce, Retail & Transaction Platforms

SaaS, Cloud & Subscription Products

Financial Services, Payments & Professional Systems

Healthcare, Insurance & Regulated Workflows

Education, LMS & Membership Platforms

Booking, Events, Travel & Logistics

Media, Publishing & Content Platforms

ERP, CRM & Connected Enterprise Systems

Make Every Regression Cycle More Valuable

Protect release pace without losing control of existing functionality

Share your application, release cadence, current test assets and the risks or delays affecting delivery. We will identify the most useful regression testing starting point.

Call our UK team
+44 (0)1135 316 314

Email IDS Logic
[email protected]

Frequently Asked Questions

Regression testing questions, answered

For advice based on your architecture, changes, release cadence and current test assets, speak directly with our regression testing team.

Ask a Regression Specialist

What are regression testing services?

Regression testing services verify that software which previously worked still behaves as expected after code, configuration, integration, infrastructure or data changes. The scope can include risk analysis, test selection, manual and automated execution, defect triage, suite maintenance, CI/CD integration and an evidence-based release recommendation.

When should regression testing be performed?

Regression testing should be considered after feature changes, bug fixes, platform upgrades, dependency updates, configuration changes, integrations, data migrations and infrastructure releases. The depth should reflect the change impact, business criticality, architecture and release risk rather than automatically rerunning every available test.

What is the difference between retesting and regression testing?

Retesting confirms that a specific defect has been fixed. Regression testing checks whether that fix or another change has introduced defects in previously working areas. A release may need both: focused confirmation of the fix and broader risk-based coverage across affected journeys, interfaces and business rules.

How do you choose which regression tests to run?

We combine change-impact analysis with business risk, usage, defect history, architecture, integrations, data dependencies and previous test results. Critical journeys and high-consequence failure points receive priority, while low-value duplication is removed. The selected pack and any exclusions are documented so the release decision remains transparent.

Which regression tests should be automated?

Stable, repeatable and business-critical checks are usually the strongest automation candidates, particularly when they run frequently or cover multiple configurations. Exploratory work, rapidly changing features and scenarios requiring nuanced human judgement may remain manual. Automation value is assessed against maintenance cost, feedback speed and release risk.

Can IDS Logic improve an existing regression test suite?

Yes. We can review coverage, duplication, obsolete cases, execution time, flaky failures, test data, environments, reporting and automation architecture. The output can include a prioritised improvement backlog, revised risk packs, refactored scripts, CI/CD changes, maintenance ownership and measurable suite-health indicators.

Can you test software developed by another supplier?

Yes. IDS Logic can provide independent regression testing for software built by internal teams, another agency, a SaaS vendor or multiple delivery partners. We agree access, responsibilities, defect workflows, environments, evidence and decision criteria at the start so results can be shared constructively across the programme.

Which tools do you use for regression testing?

Tool choice depends on the application, architecture, team capability and existing delivery pipeline. Options can include Playwright, Cypress, Selenium, Appium, Postman and Newman, REST Assured, Pact, JUnit, NUnit, pytest, TestNG, Azure DevOps, GitHub Actions, Jenkins, Jira, TestRail and Zephyr. We do not select a framework only because it is fashionable.

How long does a regression testing engagement take?

A focused suite review or one-release regression cycle may take a few weeks. A complex product, enterprise platform or automation modernisation programme may require several iterations to understand risk, stabilise environments, design coverage, build or repair automation, execute tests and improve the suite. Timing depends on scope, access, release frequency and current test maturity.

How much do regression testing services cost?

Cost depends on application complexity, platforms and configurations, critical journeys, existing test assets, manual and automated coverage, environment readiness, test data, release frequency, reporting and the amount of suite maintenance required. IDS Logic provides a defined scope and commercial proposal after an initial regression suite review.