Software Development Company in Leeds | Infynix Solutions
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Software Development · Leeds

Software Development Company in Leeds

Custom applications, client portals, practice systems and integrations engineered for Leeds companies, with UK data protection, security assurance and the audit trails regulated and public sector buyers expect designed in from the first sprint.

Connected devices and systems visualised as a single linked platform

Leeds businesses tend to need software that answers to someone: a regulator, a professional body, an NHS information governance team, an auditor or a public sector procurement framework. The law firm needs a client portal that the SRA would be comfortable with. The health technology company needs a product that passes an NHS Data Security and Protection Toolkit review. The financial adviser needs records the FCA can inspect. Generic software does not carry those requirements. Spreadsheets carry them by hope.

Infynix Solutions builds and integrates the systems that do: client and patient portals, case and practice management, custom applications, integrations and AI-assisted features, delivered by a UK company with engineering capacity from our teams in the UAE and India. Leeds client work happens on site for discovery, migration and go-live, and remotely for the sprints between.

The compliance context is designed in from the first sprint: UK GDPR and data subject rights, security practice aligned with Cyber Essentials and ISO 27001 expectations, audit trails, accessibility to WCAG, Making Tax Digital, and integration with Xero, Sage, QuickBooks and the practice and clinical systems the business already runs.

How we work

  1. 01

    Discover

    A paid discovery phase producing a scoped roadmap you own outright.

  2. 02

    Architect

    Data model, integrations and infrastructure agreed before code.

  3. 03

    Build

    Fortnightly demos, working software, no black box.

  4. 04

    Hand over

    Your repositories, your infrastructure, documented.

Software development services for Leeds

Client and patient portals

Secure portals for law firms, advisers, clinics and membership organisations, with document access, payments, messaging and audit trails.

Case and practice management

Bespoke matter, case and workflow systems where the off-the-shelf tools do not fit, integrated with the ones that do.

Health technology

Applications and integrations built with NHS information governance, clinical safety and interoperability standards in scope.

Custom web and mobile applications

Operational systems, dashboards and field apps on React, Next.js, Node.js, React Native and Flutter.

System integration

Practice management, CRM, accounting, document management and clinical systems connected so data is entered once.

AI and automation

Document extraction and classification, drafting from your own precedents and records, triage, and workflow automation with human review.

Built in by default

UK GDPR by design

Consent, lawful basis, retention and data subject rights handled in the product, hosted in UK regions.

Audit trails

Immutable history of who did what and when, for regulators, auditors and professional bodies.

Security assurance

Access control, encryption, dependency scanning and penetration testing aligned with Cyber Essentials Plus and ISO 27001 expectations.

Accessibility

WCAG-aligned interfaces, which public sector buyers require of their suppliers.

Making Tax Digital

Digital records and integration with the accounting package for filing.

Full handover

Code, infrastructure, documentation and credentials in your name.

Typical scope and timeline

EngagementTimeline
Discovery and specification2 to 3 weeks
Focused tool or integration4 to 8 weeks
Client or patient portal8 to 14 weeks
Case or practice system12 to 24 weeks
Enterprise platform4 to 8 months
Support and maintenanceMonthly

Systems we build for Leeds

Law firms

Client portals, matter workflows, document automation and integration with practice management and accounts.

Financial services

Client onboarding, records and reporting systems with the audit trail the FCA expects.

Health technology and providers

Patient-facing and clinical applications built with NHS information governance and interoperability in scope.

Public sector suppliers

Systems that meet the security, accessibility and data requirements of framework procurement.

Education

Enrolment, learner records and reporting for universities, colleges and training providers.

Professional services

Client portals, time and billing and compliance records for advisers and consultancies.

How we engage

Fixed-scope project

Discovery produces a specification and a fixed price.

Dedicated team

A named team working through your roadmap in two-week sprints.

Support and evolution

SLA-backed maintenance and improvement for systems we built or inherited.

Software that answers to a regulator

A system for a Leeds law firm, adviser or healthcare provider has requirements a retail business never meets: access controlled by role and matter, an audit trail that survives an inspection, retention rules that match the professional obligation, client money and record-keeping rules, and data handling that respects both UK GDPR and the sector regime. A system built without them is rejected at the first review.

We design for that from discovery: role-based access modelled on how the firm actually delegates, immutable audit history, retention and deletion that match the obligation, and documentation good enough for an auditor or a professional body to read.

Role and matter access

Permissions modelled on the firm, with information barriers where they are needed.

Audit trails

Immutable history of who did what and when.

Retention that matches the obligation

Records kept as long as the profession requires and no longer.

Auditor-grade documentation

Written for someone who is not us.

Building for the NHS and health technology

Leeds is home to NHS England and a health technology cluster, and software that touches patient data or clinical workflows lives under a specific set of expectations: the Data Security and Protection Toolkit, clinical safety standards, interoperability through the standards the NHS uses, and information governance reviews that ask for evidence. A product built without those in scope cannot be sold into the NHS, however good it is.

We build health technology with those requirements in scope from discovery, host in UK regions, and produce the documentation an information governance team asks for.

Information governance

Data handling designed and documented for a DSPT-style review.

Clinical safety

Hazard logs and safety cases where the product warrants them.

Interoperability

Standards-based integration with the systems the NHS runs.

UK hosting

AWS London, Azure UK South or Google Cloud London with backups in region.

Security assurance that survives procurement

Regulated and public sector buyers in Leeds ask their suppliers for evidence: Cyber Essentials or Cyber Essentials Plus, ISO 27001 alignment, penetration test reports, access reviews and incident plans. A supplier whose software cannot produce that evidence loses the tender to one whose can. We build security practice into every system and produce the artefacts a buyer asks for.

That means infrastructure defined as code, encrypted secrets, role-based access with reviews, dependency scanning, periodic penetration testing and an incident plan, with the documentation kept current.

Cyber Essentials alignment

Controls designed so the certification is achievable and maintainable.

Penetration testing

Periodic testing with reports a buyer can see.

Access reviews

Who has access to what, reviewed and evidenced.

Incident plan

What happens, and who does it, when something goes wrong.

Document automation for law firms and advisers

Much of the work in a Leeds law firm or advisory practice is producing documents from precedents and client data: engagement letters, contracts, reports, suitability letters and compliance records. It is done by hand, it takes fee earner time, and it introduces the errors that a regulator eventually finds. Document automation built on your own precedents, pulling from the practice system, produces the first draft in minutes with the variable parts flagged for review.

We build document automation integrated with practice management and document management systems, with a review step that keeps a professional in control and an audit trail that records who approved what.

Your precedents

Automation built on the documents the firm already trusts.

Practice system integration

Client and matter data pulled without re-keying.

Professional review

Variable parts flagged, approval recorded.

Audit trail

Who drafted, who reviewed, who approved, and when.

Engineering for Leeds from London

Infynix Solutions works from Dagenham and delivers software for businesses across the UK. We do not have a Leeds office. Discovery workshops, migration rehearsals and go-live happen at your premises, and the sprints between run remotely with a working demo every two weeks. Engineering capacity comes from our teams in the UK, the UAE and Kochi, which is how a Leeds firm gets senior engineers at rates that make sense.

The discovery call is free and technical. Bring the current systems, the spreadsheets and the last audit finding, and we will tell you what to replace first.

Laptop showing a map of the regions Infynix Solutions delivers into

Frequently Asked Questions

How much does custom software development cost in Leeds?

Scope drives the number, so the honest answer comes after a short discovery rather than before it. What we commit to in advance is that the quote is fixed for the agreed scope, that there are no surprise extras, and that we tell you when a cheaper route would serve you better.

Do you have an office in Leeds?

No. We serve Leeds from our London office, with discovery, migration and go-live on site and sprint work between visits run remotely with demos every two weeks.

Do you build software for law firms?

Yes. Client portals, matter workflows, document automation and integration with practice management and accounts, with role and matter access, audit trails and retention designed to the profession's obligations.

Can you build products that can be sold into the NHS?

Yes. Health technology is built with information governance, clinical safety and interoperability in scope from discovery, hosted in UK regions, with the documentation an NHS review asks for.

Do you provide the security evidence procurement teams ask for?

Yes. Security practice is built into every system and we produce the artefacts buyers ask for: Cyber Essentials alignment, penetration test reports, access reviews and an incident plan.

Do you handle UK GDPR?

Yes. Consent, lawful basis, retention and data subject rights are designed into the product, hosting is in UK regions, and the data map is documented for compliance review.

Who owns the code?

You do. Source, infrastructure, documentation and credentials are handed over in your name.

Do you provide support after go-live?

Scope drives the number, so the honest answer comes after a short discovery rather than before it. What we commit to in advance is that the quote is fixed for the agreed scope, that there are no surprise extras, and that we tell you when a cheaper route would serve you better.

Can you automate document production for our firm?

Yes. Document automation built on your own precedents, integrated with practice and document management systems, with a professional review step and an audit trail, is a common Leeds build.

Do you integrate with practice management systems?

Yes. We integrate with the practice, case and document management systems law and advisory firms already run, so data is entered once and the new system fits around the existing one.

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Talk to Infynix About Software Development in Leeds

Tell us what you are trying to grow and we will tell you honestly whether we are the right people for it.

39 Becontree Avenue, Dagenham, Greater London RM8 2UH
+44 7436 670553 · office@infynixsolutions.co.uk