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NHS-READY HEALTHCARE ENGINEERING

Healthcare Software Development Company in the UK

Citrusbug is a healthcare software development company in the UK, building EPR integrations, patient apps, and clinical AI for NHS suppliers and private providers. Clinical safety records, DSPT controls, and DTAC evidence are produced during the build, so procurement reviews get answers on the first request.

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500+
Projects Delivered
98%
Client Retention

Certified

ISO 27001 ISO 27001
SOC 2 SOC 2
HL7 FHIR HL7 FHIR
HIPAA HIPAA

Trusted By Industry Leaders

Bosch
Deloitte
eClinicalWorks
Epic Systems
Flipkart
McKinsey
HSBC
Softbank
Allianz
Airbnb
United Health
Phelic
Sun Pharma
Target
US Foods
Advinow

Certifications and Accreditations

Build Healthcare Software for UK NHS Requirements

For NHS-facing software, functionality is only part of the delivery. Clinical safety, data protection, security, interoperability, and accessibility can all affect procurement and assurance. These requirements need to influence architecture and workflows from the start, not be added after development.

Citrusbug builds assurance considerations into discovery, architecture, and testing, helping teams prepare the product and supporting evidence for NHS review.

Bespoke Healthcare Software Development Services in the UK

Custom healthcare software for NHS suppliers, private hospital groups, and digital health teams, shaped around clinical workflows, integration requirements, and the assurance needs of each project.

Clinical Platforms Built Around Care Pathways

Referral management, care coordination, and theatre scheduling platforms designed around real clinical workflows. FHIR R4 can support interoperability where required, while modular architecture makes it easier to introduce new pathways without rebuilding the core platform.

EPR Extensions and SMART on FHIR Apps

Extend EPR workflows where standard functionality leaves operational gaps. SMART on FHIR applications can launch within supported EPR environments and use authorised patient context to reduce duplicate data entry and connect clinical workflows.

Patient Apps With NHS Login Integration

Patient apps for appointments, results, care plans, and other digital services, with NHS login integration where the use case and eligibility requirements allow. Accessibility is considered from the first release, including WCAG 2.2 AA requirements where applicable.

Telehealth and Virtual Ward Services

Video consultations, virtual waiting rooms, and remote monitoring workflows that bring relevant patient data into clinical dashboards. Configurable thresholds and escalation rules can help route alerts to the appropriate care team for review.

Pharmacy and Medicines Workflows Using dm+d

Prescribing, dispensing, and medicines-management workflows using NHS dm+d terminology where required, with Electronic Prescription Service integration for eligible use cases. Structured medicines data supports interoperability, traceability, and consistent clinical records.

Healthcare Data Platforms and Reporting

Data pipelines that pseudonymise records where appropriate and move governed data into analytics environments for population health, capacity planning, and operational reporting. Centralised metric definitions help maintain consistent reporting across dashboards and teams.

Legacy Modernisation Without Disrupting Clinical Workflows

Modernise ageing patient administration and departmental systems incrementally using approaches such as strangler patterns, feature flags, and parallel runs. Our healthcare legacy modernisation services support staged migration while existing workflows continue operating.

Medical Device Companion Software

Companion applications and cloud services for connected medical devices, with IEC 62304-aligned development where the intended use brings the software within medical-device requirements. Device data ingestion, fleet management, updates, and alerting can be designed as part of the same technical architecture.

Ready to Plan Your Healthcare Software?

Tell us what you need to connect, automate, or modernise. Our engineers can turn the requirements into a practical development plan.

Talk to Healthcare Engineers

NHS Integration for GP Systems and Hospital EPRs

NHS integrations often involve more than API development. Supplier onboarding, test environments, information governance, clinical safety, and conformance requirements can shape the delivery timeline, so integration planning starts during discovery.

Our EHR integration services connect healthcare applications with NHS services, GP systems, and hospital EPRs using the appropriate API, messaging, and terminology standards for each use case.

IM1 Pairing With EMIS Web, SystmOne, and Medicus

Integrate with supported GP clinical systems through IM1 APIs, including supplier pairing, clinical safety prerequisites, information governance requirements, and conformance activities.

GP Connect and MESH Messaging

Support eligible GP Connect workflows for clinical information access and document exchange, with MESH used for supported messaging flows and the required NHS integration standards.

NHS Login and CIS2 Identity

Integrate patient-facing services with NHS Login and workforce applications with Care Identity Service 2, following the relevant onboarding, identity, security, and conformance requirements.

Spine Services for PDS, EPS, and e-RS

Connect eligible workflows with services such as the Personal Demographics Service, Electronic Prescription Service, and e-Referral Service using the applicable NHS interfaces and access requirements.

Hospital EPR Interfaces With HL7 and FHIR

Exchange admissions, discharges, transfers, orders, results, and clinical data with hospital EPRs through HL7 v2, FHIR, or other supported interfaces, with integration engines where required.

UK Healthcare Terminology and Data Standards

Structure clinical data using standards such as SNOMED CT and FHIR UK Core where applicable, with mappings and validation aligned to the requirements of the target system and integration.

Healthcare AI Software Development for NHS Clinical Settings

AI used in healthcare can have different regulatory requirements depending on its intended purpose and functionality. We design clinical AI with appropriate safety controls, human review, data governance, and model monitoring from the start.

Ambient Scribing Into EPR Templates

AI-enabled ambient scribing converts consultation audio into structured notes and correspondence, with clinician review before content is saved or actioned in the patient record.

AI Clinical Coding Against SNOMED CT

AI medical coding software that suggests SNOMED CT, ICD-10, and OPCS-4 codes from clinical documentation, with human confirmation and performance monitoring across specialties.

Triage Models With Clinical Safety Controls

Symptom and referral triage models with documented failure modes, configurable thresholds, human oversight, and clinical safety processes. Our healthcare AI consulting team works with clinical stakeholders to define appropriate controls.

Missed Appointment and Capacity Prediction

Predictive models that identify patterns associated with missed appointments, demand, and capacity constraints, helping operational teams prioritise interventions using relevant activity data.

Which Compliance Requirements Apply to Your Product?

A healthcare software development company in the UK needs to consider requirements based on what the product does, whose data it processes, how it is used in care, and whether it connects to NHS systems. Mapping these requirements during discovery helps define the technical controls, documentation, testing, and assurance evidence needed for deployment.

Requirement When It Applies Build and Assurance Evidence

UK GDPR and Data Protection Act 2018

The product processes personal or health data

Data flows, DPIA inputs, lawful-basis documentation, retention rules, access controls, and data-subject rights workflows

Data Security and Protection Toolkit (DSPT)

Your organisation or supplier role involves NHS data or systems and the relevant DSPT requirements apply

Security controls, access management, audit logging, supplier controls, incident processes, and evidence supporting the organisation’s DSPT assessment

DCB0129 Clinical Risk Management

The health IT system could introduce clinical risks through its intended use

Clinical risk management plan, hazard log, risk assessments, mitigations, and clinical safety case documentation

DCB0160 Deployment Safety

An NHS or other health organisation deploys, configures, or uses the system in its care environment

Deployment-specific risk inputs, configuration considerations, local hazard assessment, and evidence supporting the deploying organisation’s clinical safety case

DTAC

The digital health technology is being assessed for relevant NHS procurement or deployment in England

Evidence covering clinical safety, data protection, technical security, interoperability, and usability/accessibility requirements

MHRA Medical Device Requirements

The software meets the applicable definition of a medical device or IVD based on its intended purpose and functionality

Intended-purpose documentation, risk management, technical documentation, clinical evidence where required, post-market processes, and applicable conformity assessment evidence

NHS Integration Requirements

The product connects to NHS services, GP systems, EPRs, identity services, or other national infrastructure

Interface specifications, supplier onboarding, test results, conformance evidence, security documentation, and required connection agreements

How DTAC Evidence Fits Into Your Development Process

DTAC assesses digital health technologies across clinical safety, data protection, technical security, interoperability, usability, and accessibility. Producing the relevant evidence alongside development makes requirements easier to trace from user story to testing, risk controls, and release documentation.

Clinical Safety Records Per Feature

  • Relevant user stories include clinical risk inputs where a feature can affect patient safety. Hazards, mitigations, and verification evidence are documented as the product evolves, supporting the DCB0129 clinical safety process and ongoing Clinical Safety Officer review.

Data Protection by Design

  • Data flows and privacy considerations are assessed during discovery and revisited when processing changes. DPIA inputs, retention requirements, access controls, and appropriate pseudonymisation are documented as features introduce new data handling.

Technical Security Evidence

  • Security requirements are mapped to the applicable NHS assurance framework and project controls. Access management, logging, encryption, vulnerability testing, and penetration testing can be tracked through development and retained as supporting evidence. For organisations within scope, the DSPT is aligned with the NCSC Cyber Assessment Framework.

Interoperability Conformance

  • Integration requirements are defined against the target NHS service and applicable standards. Where FHIR UK Core profiles apply, resources and interactions can be validated during integration testing, with test results retained as supporting assurance evidence.

Usability and Accessibility Testing

  • User journeys are tested against the accessibility and usability requirements applicable to the product and its intended NHS setting. Accessibility issues are tracked through development and retested before release, creating evidence alongside the product rather than at the end of assessment.

How Citrusbug Delivers NHS-Ready Healthcare Software

As a healthcare software development company in the UK, Citrusbug takes your product from classification and architecture through development, NHS integration, assurance, and phased deployment. Each stage turns technical and regulatory requirements into defined engineering work and release evidence.

1

Classify the Product

Discovery answers whether the product handles patient data, influences clinical decisions, or qualifies as a medical device, then turns those answers into requirements, user stories, and wireframes.

2

Architect for UK Residency

Hosting regions, identity, audit logging, and integration routes are fixed in the architecture before sprint one, along with the NHS test environment requests that take weeks to approve.

3

Build in Visible Sprints

Two-week sprints with daily updates and a working demo at each close, so clinical leads see real screens early and change requests land before they become expensive.

4

Assure and Integrate

Integration testing runs in NHS environments, the penetration test closes out, and the DTAC pack, safety case, and conformance reports are assembled from evidence already gathered.

5

Deploy and Support Sites

Phased rollout across sites with DCB0160 inputs for each deploying trust, staff training before cutover, and L1, L2, or L3 support agreements once the product goes live.

Client Testimonials (We're Rated 4.7 on Clutch)

What Drives Healthcare Software Development Cost in the UK

Healthcare software development costs vary with clinical risk, integration requirements, regulatory scope, infrastructure, AI complexity, and rollout plans. These factors often have a greater effect on the estimate than the number of features alone.

Clinical Safety Scope Sets the Baseline

Software that can introduce clinical risk may require a DCB0129 clinical risk management process, including hazard identification, risk assessment, mitigations, and supporting documentation. The level of clinical safety work depends on the product's intended use and risk profile.

Each NHS Integration Has Its Own Route

IM1, GP Connect, NHS Login, Spine services, and hospital EPR integrations can involve different onboarding, access, testing, and conformance requirements. The number of systems, data flows, and read or write requirements can significantly change integration effort.

Medical Device Classification Adds a Track

Software that meets the applicable medical-device definition can require additional regulatory and technical documentation. Where applicable, this may include software lifecycle processes, risk management, clinical evidence, and conformity assessment. Our medical device software development team can scope the regulatory and engineering work separately.

Hosting and Infrastructure Requirements

Cloud region selection, private networking, backup policies, disaster recovery objectives, and deployment constraints all affect infrastructure costs. Healthcare organisations with on-premise requirements may also require additional deployment, monitoring, and support work.

AI Validation and Model Monitoring

Clinical AI can require additional validation, performance testing, human oversight, monitoring, and clinical risk controls. The effort depends on the model's intended use, available data, validation requirements, and how the output is used within the clinical workflow.

Number of Sites in the Rollout

A single-site pilot requires a different level of configuration, training, testing, and deployment support than a multi-site rollout. Phased deployment can spread implementation work across sites while allowing lessons from early deployments to inform later configurations.

How Much Does It Cost to Develop Healthcare Software in the UK?

Scoped clinical tools typically start around £40,000, while NHS-integrated platforms with DTAC evidence and multi-site rollout can pass £500,000. Share your scope and we will return a costed estimate with a timeline.








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    Healthcare Platforms Citrusbug Has Delivered

    View All Case Studies →
    Droice Labs

    Droice Labs

    AI-based personal health monitoring and preventive care platform designed to transform diverse clinical and patient data into actionable insights.

    View Case Study →

    How to Evaluate a Healthcare Software Development Company in the UK

    Healthcare experience is easier to assess when a partner can explain how it handles clinical safety, NHS integrations, data protection, security, and assurance evidence. Before choosing a healthcare software development company in the UK, ask for specific examples of the processes, documentation, and handover practices that would apply to your product.

    Review Clinical Risk Documentation

    A capable team should explain its DCB0129 approach, including hazard identification, risk controls, traceability, and how clinical stakeholders contribute to the process.

    Review DTAC Evidence Practices

    Find out which DTAC requirements apply to your product, how evidence is produced during development, and how documentation is kept aligned with the applicable assessment criteria.

    Review NHS Integration Planning

    Ask which NHS services or supplier APIs are involved, what onboarding and testing dependencies exist, and which integration requests need to start early in the project.

    Review Handover And Ownership

    Confirm ownership and access for source code, technical documentation, test evidence, deployment materials, credentials, and relevant clinical safety documentation, with responsibilities clearly defined between the development team and deploying organisation.

    Citrusbug as Your UK Healthcare Software Development Partner

    Thirteen years of custom software delivery, applied to products that have to clear NHS assurance as well as user testing.

    Evidence Ships With Code

    Hazard log entries, security findings, and accessibility results are produced inside each sprint, so your DTAC submission is assembled from records the team already has.

    UK Data Residency Default

    Patient data is hosted in UK cloud regions with encryption at rest and in transit, and nothing moves offshore without a documented DPIA and your approval.

    Discovery Before Any Code

    Requirements, user stories, wireframes, and the regulatory classification are agreed before estimates are final, which keeps change requests small and scope honest.

    Your Code and IP

    NDA by default from the first conversation and full source code ownership at delivery, including infrastructure scripts, test suites, and clinical safety documentation.

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    FAQs About Working With a Healthcare Software Development Company in the UK

    Can a Development Company Based Outside the UK Build NHS-Ready Software?

    Yes. An overseas development partner can build software for the NHS, provided the product, hosting, security, integration, clinical safety, and assurance requirements are addressed appropriately. We can support UK-focused architecture and evidence while your organisation retains its responsibilities as the relevant supplier or manufacturer.

    Which Requirements Apply to Healthcare Software Sold to the NHS?

    The requirements depend on the product, intended use, data processing, integrations, and deployment context. UK GDPR, DSPT requirements, clinical safety standards, and DTAC may apply, while software that qualifies as a medical device can have additional MHRA obligations.

    Does My Healthcare Software Need a Clinical Safety Officer?

    For health IT systems within the scope of DCB0129, manufacturers are expected to appoint a suitably qualified Clinical Safety Officer and maintain clinical safety documentation throughout development. The deploying organisation has separate responsibilities under DCB0160. We can work alongside your in-house or contracted clinical safety team.

    How Long Does NHS Integration Take?

    There is no standard timeline for NHS integration. Duration depends on the target service, supplier onboarding, access requirements, test environments, conformance activities, data flows, and whether the integration is read-only or supports transactions. We identify these dependencies during discovery so external approvals can be planned into the delivery schedule.

    Is My Healthcare Software a Medical Device in the UK?

    It depends on the software's intended purpose, functionality, and how its output is used. An intended-purpose statement is an important part of determining whether software qualifies as a medical device and what regulatory requirements may follow. Classification should be considered before architecture and development decisions are finalised.

    How Much Does a Healthcare Software Development Company in the UK Charge?

    Healthcare software development costs vary significantly by clinical safety scope, integrations, security requirements, AI complexity, medical-device obligations, and rollout size. A focused product may require a substantially smaller budget than an NHS-integrated, multi-site platform, so we estimate costs after defining the product scope and assurance requirements.

    Do You Build AI Medical Coding Software for UK Clinical Coding Teams?

    Yes. We can develop AI-assisted coding workflows that suggest SNOMED CT, ICD-10, or OPCS-4 codes from clinical documentation, with human review and performance monitoring built into the workflow. The appropriate validation and clinical safety approach depends on the intended use of the system.

    Which Engagement Models Can We Choose?

    We offer Fixed-Price, Time and Material, and Dedicated Team models. Fixed-Price works best when scope and requirements are well defined, while Time and Material or Dedicated Team models can provide greater flexibility when integrations, product requirements, or assurance activities may evolve during development.

    Who Owns the Source Code and Documentation After Delivery?

    Your contract can define ownership and access to the source code, technical documentation, infrastructure scripts, test suites, and other agreed deliverables. NDA coverage, intellectual property ownership, repository access, credentials, and clinical safety documentation responsibilities should all be established clearly before development begins.

    Have a Healthcare Product to Build or Modernise?

    Tell us what you need to develop, integrate, or replace. We'll assess the technical requirements and outline an engineering approach, delivery scope, and estimated investment.