InterSystems Cache Developer  (Feb 2025 – March 2025) – Software Company 

• Supporting and maintaining the NBSS application for England and Wales.
• Development and enhancement of InterSystems Caché-based applications, including Cache Object Script, SQL, and VB6.
• Database and application design to improve system efficiency and performance.
• Engaging with end users to clarify requirements, document technical specifications, and ensure successful implementation.
• Managing tickets and incidents using Hitachi Assure Service Desk for issue tracking, resolution, and performance monitoring.
• Conducting unit testing, regression testing, and supporting UAT to ensure quality assurance.
• Collaborating with third-party vendors and NHS stakeholders to deliver system improvements and support.
• Producing detailed release notes and maintaining technical documentation.
• Providing advanced troubleshooting and support for complex incidents related to NBSS operations.
• Adhering to Agile/SCRUM methodologies for project delivery and system enhancement cycles

Integration Engineer  (April 2024 – Dec 2024) – NHS Trust

• As part of the Digital Procurement Transformation project, was responsible for integrating SAP Ariba into the finance systems of two Trusts, as well as the new Managed Inventory System. This project also involved setting up a Master Data Manager to keep supplier and other key data synchronised between the two instances of the Ariba application. The integration of SAP Ariba into the finance systems is on the project’s critical path, emphasising its importance. The project leverages Mirth as the integration engine, a tool currently employed for clinical systems, to achieve these objectives.
• Lead the design, development, and maintenance of complex integration solutions, ensuring seamless interoperability across various procurement and financial systems, including the integration of SAP Ariba with Oracle eBusiness Suite, eFinancial system, and the Genesis system.
• Collaborated with finance departments to optimise data integration processes, improving the accuracy and efficiency of procurement and financial reporting within NHS hospitals.
• Utilised the latest Mirth Connect to build and deploy interfaces that facilitate the exchange of critical financial and procurement data.
• SAP Ariba to eFinancial (Purchase Orders and Goods Received Notes): Facilitates the secure and reliable transmission of purchase orders and GRNs using cXML format via HTTP over SSL/TLS, and SFTP, ensuring compliance with corporate data exchange standards.
• SAP Ariba to EBS (Purchasing Orders and Goods Received Notes): Managed the integration of purchase orders and goods received notes from Ariba into NBT’s EBS system, utilising HTTP over SSL/TLS and FTPS to ensure secure and dependable data transmission.
• SAP Ariba to Genesis (Catalog): Facilitated catalog data integration between Ariba and Genesis using JSON format, leveraging SFTP and HTTP over SSL/TLS, ensuring real-time updates and secure data transfer across platforms.
• eFinancial to SAP Ariba: Enabled the secure exchange of financial data including PO requisition between eFinancial systems and Ariba using CSV format files, transmitted over encrypted connections with TCP Listener and HTTP over SSL/TLS.
• Genesis to SAP Ariba (PO Requisition): Managed the transmission of PO requisition data from Genesis to Ariba using SFTP and HTTP over SSL/TLS, ensuring compliance with secure file transfer protocols and maintaining data integrity.

Integration Engineer  (April 2022 – Dec 2023) – NHS Trust

• Led the development and support of information system interfaces to the agreed quality standards, leveraging internationally recognised protocols and messaging standards for optimal data interoperability across healthcare systems.
• Engaged in strategic collaborations with third-party suppliers, end-users, and senior management, facilitating the alignment of project goals and enabling the successful interpretation and development of HL7 interface specifications.
• Successfully managed the ORMIS application and database upgrade to the most current version, significantly enhancing system efficiency and reliability.
• Orchestrated the integration of the Patient Administration System (PAS) with ORMIS through InterSystems Ensemble, efficiently handling HL7 messages for a broad spectrum of patient activity notifications which facilitated streamlined processes for patient admissions, transfers, and discharges.
• Implemented the PAS to SystmOne integration, effectively managing HL7 messages via InterSystems Ensemble to ensure accurate patient observations and data management.
• Directed the integration of PAS with DrDoctor, utilising InterSystems Ensemble for the transmission of HL7 messages, enhancing patient scheduling and communication systems.
• Implemented and managed SSL/TLS configurations for all integrations, ensuring the encrypted transfer of messages to maintain data security and patient privacy.
• Provided essential support and maintenance for the Trust’s Integration Engine, InterSystems Ensemble, maintaining high standards of reliability and availability for the healthcare information exchange system.

Integration Engineer  (June 2021 – March 2022) – NHS Trust

• Spearheaded the development and support of information system interfaces, aligning with the highest quality standards and utilising internationally recognised protocols and messaging frameworks to ensure robust data interoperability.
• Fostered strong collaborative relationships with third-party suppliers, end-users, and senior management, driving the successful development and interpretation of HL7 Interface specification documents.
• Developed the Diamond Diabetes Document Reader Interface, facilitating the reception of inbound XML metadata files with accompanying PDF files, and their seamless integration into the Electronic Document Template (EDT) System via the Trust Integration Engine (Mirth Connect).
• Implemented the Savience ED Kiosk Interface, enabling the efficient processing of inbound HL7 ADT-A01 messages to the Symphony system, again leveraging Mirth Connect for streamlined data flow.
• Engineered the IPC Telepath Report Interface, transforming inbound text documents into HL7 messages for secure transmission to WebV through Mirth Connect, enhancing the accuracy and efficiency of laboratory reporting.
• Led the RMS and Somerset Interface Project, creating Mirth Channels for the ingestion of documents into the Electronic Document System, significantly improving document management processes.
• Successfully integrated multiple Document Receiver Interfaces (Electronic Document Template (EDT), ICE Discharge Letters
• Oversaw the upgrade of Mirth Connect to Version 3.12.0, alongside updates to Windows Server 2019 Datacenter and Microsoft SQL Server 2019, boosting system performance and security.
• Provided critical support and maintenance for the Trust’s Integration Engines, Mirth Connect and InterSystems Ensemble, ensuring optimal functionality and reliability in healthcare information exchange.

InterSystems Consultant  (October 2020 – May 2021)  NHS Trust

• Spearheaded the development and support of advanced information system interfaces, adhering to the highest quality standards and utilising internationally recognised protocols and messaging, such as HL7, to ensure efficient and secure data exchange.
• Fostered strong collaborative relationships with third-party suppliers, end-users, and senior management, driving successful efforts to develop and interpret HL7 Interface specification documents.
• Designed and executed comprehensive test scripts, conducted User Acceptance Testing (UAT) to validate system functionalities, and ensured alignment with user requirements and expectations
• Prepared and presented Request for Changes (RFC) documents for project approval, showcasing meticulous attention tooperational excellence and project delivery.
• Implemented and managed SSL/TLS configurations for all integrations, reinforcing the encrypted transfer of messages to uphold the utmost standards of data security and patient privacy.
• Facilitated the integration of Cerner Electronic Patient Record (EPR) with multiple external systems, achieving enhanced interoperability and efficient data sharing:
• eTrauma Integration: Enabled the exchange of documents and patient queries between Cerner EPR and eTrauma using HL7 MDM T02 for documents and A19 for patient queries through the Trust Integration Engine (Ensemble).
• Datix Cloud IQ Integration: Implemented HL7 ADT A03 messages for mortality data and A19 queries for patient information exchange with Datix Cloud IQ, leveraging Ensemble for secure data transmission.
• iFIT Integration: Enabled comprehensive patient data and scheduling information exchange with iFIT, utilising a variety of HL7 messages through Ensemble.
• SpaceLabs – Sentinel Cardiology System Integration: Facilitated the exchange of cardiology-related data, including patient demographics and order results, with Sentinel using a wide range of HL7 messages and ORM-O01 orders through Ensemble.
• LumiraDX Point-of-Care (POC) Integration: Developed a custom Adapter Class for outbound operations, utilising cloud (HTTPS protocol) to ensure the secure transmission of ADT and ORU-R30 messages for unsolicited Point-of-Care results without existing orders, thereby enhancing the workflow between LumiraDX POC and Cerner Millennium through Ensemble. This innovative approach underscored the integration’s emphasis on leveraging cloud technologies for real-time data exchange.
• COBAS Point of Care (POC) Integration: Managed a complex array of HL7 ADT messages for patient data and ORU-R01 results to Cerner Millennium, streamlining Point of Care laboratory results processing through Ensemble, emphasising the critical role of this interface in real-time patient care decision-making.
• Conducted data clean-up activities for Extract, Transform, Load (ETL) processes, optimising data accuracy and integrity for reporting and analysis purposes.

DWH and Integration Developer  (April 2017 – Sept 2019) – NHS Trust

Integration Programmer Analyst (Oct 2016 – Oct 2016) – NHS Trust

Data Integration Analyst  (May 2015 – Jan 2016) – NHS Trust

Integration Developer (June 2014 – March 2015)  – NHS Trust

For further information on this candidate please use reference number: 041