Available to hire
I’m Gethin P. Rawlings, a developer with over 30 years of IT experience, delivering high-quality software in both Waterfall and Agile environments. I excel at database design, data mining, and building robust full-stack solutions using React, Node.js and MS SQL.
I thrive under pressure, enjoy mentoring teams, and have a track record of repeat engagements with excellent references. Based in the UK but available worldwide.
Language
English
Fluent
Work Experience
Principal Full stack Developer at EORI UK Ltd
June 30, 2025 - September 4, 2025Led a team of 10 developers to create real-time dashboards and applications using React, NodeJS, Express, and MS SQL. Designed and implemented CABIE systems to automate import and export trader declarations with HMRC, including post-BREXIT ENS safety and security declaration applications delivered under tight deadlines. Developed multiple microservices for HMRC API communication, new databases and schemas, and SQL 2022 stored procedures for data handling.
Principal Full stack Developer at Travers Smith
March 31, 2020 - September 4, 2025Led a development team of 10, transferring data between third-party APIs, creating React/NodeJS dashboards, migrating applications to Azure cloud, and introducing agile methodologies including Scrum and Kanban. Developed SQL Server stored procedures and Power BI reports, implemented source control, and built internal ticket management systems. Delivered automations for HR and business development workflows and open-sourced tools.
SQL Developer / Data Analyst at Bank of England
December 31, 2018 - September 4, 2025Developed SSIS packages and SQL 2017 stored procedures for data imports from multiple file formats, supporting Brexit-related analytics. Worked within an Agile delivery model and developed triggers for auditing and event handling with XML data.
SQL DBA (Holiday Cover) at Bird and Bird LLP Lawyers
September 30, 2018 - September 4, 2025Maintained and supported an estate of 50 MS SQL servers during holiday cover period.
Principal Developer at BBC
April 30, 2018 - September 4, 2025Led a team of 12 to rewrite the Proteus application from legacy JSP/Java to React front end with Node.js middle tier and MS SQL backend. Developed SQL stored procedures, automated deployments using Jenkins and Red Gate tools, migrated source control from SVN to GitHub, and moved applications to AWS Cloud. Acted as DevOps Linux admin for application servers.
Principal Developer at Alix Partners
April 30, 2016 - September 4, 2025Sole senior developer supporting a corporate banking client with large dataset data modeling. Developed React and Node applications to reduce claim payment times, managed ETL processes for large data volumes, and advised on best coding practices.
Principal Developer / Senior SQL DBA at BBC
March 31, 2015 - September 4, 2025Led bespoke JavaScript, Java, and SQL application development with a team, supported front end using JavaScript/HTML/CSS, designed REST APIs, and created financial and operational reports for senior management and Ofcom. Delivered multiple major upgrades and optimized overnight reporting.
Senior Developer at Shiftpoint/Capita
August 31, 2012 - September 4, 2025Senior full stack developer on the London Bikes Project developing front end in JavaScript/HTML/CSS and backend SQL Server stored procedures. Tuned database performance, created financial reports, provided production support, and liaised with offshore teams. Implemented anti-fraud measures and optimized ETL and overnight processes.
Senior Developer at QCA
July 31, 2010 - September 4, 2025Developed stored procedures, front end web applications for accreditation systems, and replaced legacy systems with .NET integration. Created SSIS packages, automated DB builds, lead in-house developers, and produced management reports.
Developer at Lifetime Leisure
February 28, 2010 - September 4, 2025Developer role from November 2009 to February 2010.
Developer at QCA
May 31, 2009 - September 4, 2025Developer role from April 2007 to May 2009.
Developer at Ford
February 28, 2007 - September 4, 2025Developer role from April 2001 to February 2007.
SQL DBA/Developer at CE Heath
March 31, 2001 - September 4, 2025SQL DBA and Developer from October 1999 to March 2001.
SQL DBA/Developer at KPMG
December 31, 1999 - September 4, 2025SQL DBA/Developer role during years 1998 to 1999.
SQL DBA/Developer at ICL CFMS
December 31, 1998 - September 4, 2025SQL DBA/Developer role during years 1996 to 1998.
AS/400 DBA/Report writer at Habitat UK Ltd
December 31, 1996 - September 4, 2025Role as AS/400 DBA and report writer from 1994 to 1996.
AS/400 DBA/Report writer at Sun Alliance
December 31, 1994 - September 4, 2025AS/400 DBA and report writing during various periods 1991-1994 and 1993-1994.
AS/400 DBA/Report writer at Datasure PLC
December 31, 1993 - September 4, 2025AS/400 DBA and report writing from 1992 to 1993.
AS/400 DBA/Report writer at Toshiba TIU UK Ltd
December 31, 1991 - September 4, 2025AS/400 DBA and report writing from 1990 to 1991.
AS/400 DBA/Report writer at Lloyds Bank
December 31, 1990 - September 4, 2025AS/400 DBA and report writing from 1987 to 1990.
Developer at Bank of England
December 31, 2018 - September 4, 2025Developed SSIS packages and SQL stored procedures/triggers to import and audit data supporting Brexit scenario analysis. Operated within an Agile delivery framework to support data analytics requirements for key projects.
SQL DBA Holiday Cover at Bird and Bird LLP Lawyers
September 30, 2018 - September 4, 2025Provided SQL DBA holiday cover managing an estate of 50 MS SQL servers within the law firm’s environment.
Principal Developer at BBC
April 30, 2018 - September 4, 2025Led a 12-developer team in rewriting the Proteus application from legacy JSP/Java to a React front-end with Node.js middle tier and MS SQL backend. Automated SQL deployments integrated with Jenkins and migrated the application and source control from SVN to GitHub. Managed DevOps Linux admin duties and migrated applications to AWS cloud, enhancing performance and maintainability.
Principal Developer at Alix Partners
April 30, 2016 - September 4, 2025Sole senior developer supporting remediation teams by building React and Node.js applications to streamline claim/payment processes. Conducted data modeling on billion-row datasets and created ETL processes for daily high-volume data handling. Delivered workflow management systems and optimized overnight batch processes.
Principal Developer at BBC
March 31, 2015 - September 4, 2025Lead developer and senior SQL DBA on the Proteus application, designing database solutions and supporting front-end development with JavaScript, HTML, and CSS. Delivered multiple major upgrades, rewrote overnight reports to significantly reduce run times, and created REST APIs to support various internal and external clients.
Senior Developer at Shiftpoint/Capita
August 31, 2012 - September 4, 2025Senior full stack developer for London Bikes Project, responsible for front-end JavaScript, HTML, CSS, and SQL development including stored procedures and performance tuning. Delivered accurate financial reporting and resolved data discrepancies between billing and finance systems. Collaborated with offshore teams and implemented anti-fraud measures.
Senior Developer at QCA
July 31, 2010 - September 4, 2025Development of SQL and front-end web applications including accreditation and national qualification databases. Led automation of DB build system and SSIS package migration while managing junior developers. Created data analysis reports and collaborated with .NET teams to modernize legacy applications.
Developer at Lifetime Leisure
February 28, 2010 - September 4, 2025Developer role focusing on assigned software development tasks during a short-term contract.
Developer at QCA
May 31, 2009 - September 4, 2025Developer position, details unspecified, focusing on SQL and application development tasks during 2007-2009.
Developer at Ford
February 28, 2007 - September 4, 2025Developer role, details unspecified, supporting SQL and application related development activities.
SQL DBA/Developer at CE Heath
March 31, 2001 - September 4, 2025SQL DBA and Developer providing database administration and development services.
SQL DBA/Developer at KPMG
December 31, 1999 - September 4, 2025Managed SQL DBA and Development responsibilities within the company environment.
SQL DBA/Developer at ICL CFM
January 1, 1998 - September 4, 2025SQL DBA/Developer role focused on administration and development of database systems.
AS/400 DBA/Report Writer at Habitat UK Ltd
January 1, 1996 - September 4, 2025AS/400 Database Administration and report writing role.
AS/400 DBA/Report Writer at Sun Alliance
January 1, 1994 - September 4, 2025Database administration and report writing duties on AS/400 systems.
AS/400 DBA/Report Writer at Datasure PLC
January 1, 1993 - September 4, 2025Administered AS/400 databases and produced reports as required by the employer.
AS/400 DBA/Report Writer at Sun Alliance
January 1, 1992 - September 4, 2025AS/400 Database Administrator and report writing tasks during this period.
AS/400 DBA/Report Writer at Toshiba TIU UK Ltd
January 1, 1991 - September 4, 2025Responsible for AS/400 database administration and report writing.
AS/400 DBA/Report Writer at Lloyds Bank
January 1, 1990 - September 4, 2025Provided AS/400 database administration and report writing services.
Principal Full stack Developer at EORI UK Ltd
June 1, 2025 - September 19, 2025Leading development of CABIE/ENS systems in React/Node/Express with MS SQL; real-time dashboards for management; team lead for 10 developers; designed CABIE/ENS architectures and HMRC integrations, including ENS declarations and other HMRC API interactions; built microservices for authentication, VAT/commodity code lookups, and Brexit-related declarations.
Principal Full stack Developer at Travers Smith
March 1, 2020 - September 19, 2025Transferred data to/from external APIs via JSON/XML; built real-time dashboards with React/Node/Express and MS SQL; created Power BI reports; migrated applications to Azure; led a 10-developer team; established kanban and agile practices.
SSIS Developer / Data Analytics at Bank of England
December 1, 2018 - September 19, 2025Developed SSIS packages to ingest data from multiple sources; performed data analytics to project Brexit scenarios; worked in an Agile delivery environment.
SQL DBA / Holiday Cover at Bird and Bird LLP Lawyers
September 1, 2018 - September 19, 2025Provided SQL DBA coverage for ~50 MS SQL servers; maintained estate health and performance.
Principal Developer at BBC
April 1, 2018 - September 19, 2025Major Proteus application rewrite from legacy JSP/Java/Struts to React front end with RESTful Node.js middle tier and SQL backend; led a 12-person team; created deployment scripts; automated SQL deployments; migrated infrastructure to AWS; DevOps responsibilities.
Principal Developer at Alix Partners
April 1, 2016 - September 19, 2025Served as the sole senior developer in the remediation team; built React/Node applications to support large banking clients; managed ETL processes handling 100 million records daily; advised on coding best practices.
Principal Developer / Senior SQL DBA at BBC
March 1, 2015 - September 19, 2025Lead development and SQL DBA for Proteus; front-end with JavaScript/HTML/CSS; designed databases; built ETL processes; delivered multiple upgrades; migrated to AWS; led a team of developers.
Senior Developer at Shiftpoint/Capita
August 1, 2012 - September 19, 2025High-profile London Bikes project; front-end work; SQL stored procedures; data warehouse reporting; resolved data discrepancies; supported bike scheme billing and reconciliations.
Senior Developer at QCA
July 1, 2010 - September 19, 2025WBA and NDAQ accreditation systems; built web services to supply data; led in-house development; automated DB builds for test environments.
Developer at Lifetime Leisure
February 1, 2010 - September 19, 2025Developed in-house solutions; supported BAU activities and data flows for leisure operations.
Developer at Ford
February 1, 2007 - September 19, 2025Worked as a developer on in-house applications; contributed to SQL development and ETL processes; supported business systems.
SQL DBA/Developer at CE Heath
March 1, 2001 - September 19, 2025SQL DBA/Developer role; database design, SQL development and data-related tasks supporting business systems.
SQL DBA/Developer at KPMG
December 31, 1999 - September 19, 2025SQL DBA/Developer working on client data projects; database design and optimization.
SQL DBA/Developer at ICL CFMS
December 31, 1998 - September 19, 2025AS/400/SQL data management and development roles; database development and maintenance.
AS/400 DBA/Report writing at Habitat UK Ltd
December 31, 1996 - September 19, 2025AS/400 database administration and report writing for business systems.
AS/400 DBA/Report writing at Sun Alliance
December 31, 1994 - September 19, 2025AS/400 DBA and reporting responsibilities across insurance-related systems.
AS/400 DBA/Report writing at Datasure PLC
December 31, 1993 - September 19, 2025AS/400 DBA and reporting tasks for data management applications.
AS/400 DBA/Report writing at Sun Alliance
December 31, 1992 - September 19, 2025AS/400 DBA/Reporting roles in insurance IT systems.
AS/400 DBA/Report writing at Toshiba TIU UK Ltd
December 31, 1991 - September 19, 2025AS/400 DBA and reporting duties for Toshiba TIU systems.
AS/400 DBA/Report writing at Lloyds Bank
December 31, 1990 - September 19, 2025AS/400 DBA and reporting work across banking IT systems.
Principal Full stack Developer at EORI UK Ltd
June 1, 2025 - September 19, 2025Lead a 10-developer team; created real-time dashboards for management using React, Node.js, Express and MS SQL; designed architecture diagrams for CABIE and ENS; developed CABIE to automate import/export trader declarations and safety/security declarations; built CABIE ENS for HMRC compliance post-BREXIT; implemented microservices for HMRC API interactions including authentication, VAT lookup, commodity code validation, exchange rate lookup, queue management, and retrievable responses.
Principal Full stack Developer at Travers Smith
March 1, 2020 - September 19, 2025Led data integration with external APIs via JSON/XML; created real-time dashboards in React/Node/Express; authored SQL Server 2017 stored procedures; produced Power BI reports; migrated applications to Azure cloud; created data extraction tool from Outlook; managed a team of 10 developers and introduced agile practices.
SSIS/SQL Developer at Bank of England
December 1, 2018 - September 19, 2025Developed SSIS packages to import data from multiple sources; performed data analytics to project Brexit outcomes; delivered work in Agile; authored SQL Server 2017 stored procedures and triggers for auditing.
SQL DBA Holiday Cover at Bird and Bird LLP Lawyers
September 1, 2018 - September 19, 2025Provided SQL DBA cover for an estate of about 50 MS SQL Servers; performed maintenance, optimization and data integrity tasks.
Principal Developer at BBC
April 1, 2018 - September 19, 2025Senior Developer; led Proteus application rewrite from JSP/Java/Struts to a React front end with RESTful Node.js backend; designed SQL Server schemas; created deployment scripts and automated SQL deployments; migrated applications to AWS; performed DevOps Linux admin; led a 12-member development team with multiple contract renewals.
Senior Developer at Alix Partners
April 1, 2016 - September 19, 2025Sole senior developer in remediation team; developed React/Node application to reduce claim-to-payment cycle; managed ETL processing of up to 100 million records per day; advised on best coding practices and data modelling for large datasets.
Principal Developer at BBC
March 1, 2015 - September 19, 2025Principal Developer; Proteus app updates; front-end rewrite to React; REST API; ETL and data warehousing; led a team of twelve developers; delivered multiple upgrades; migrated legacy systems.
Senior Full Stack Developer at Shiftpoint/Capita
August 1, 2012 - September 19, 2025Senior full-stack on London Bikes project; front-end development with HTML/JS/CSS; SQL Server stored procedure development; performance tuning and ETL improvements; supported billing and introduced data integrity improvements.
Senior Developer at QCA
July 1, 2010 - September 19, 2025Senior Developer for WBA and NDAQ accreditation systems; built web services and data integrations; created SSIS packages; introduced Kanban and Scrum practices.
Developer at Lifetime Leisure
February 1, 2010 - September 19, 2025Developer contributing to in-house applications and enhancements in a small team.
Developer at QCA
May 1, 2009 - September 19, 2025Developer for in-house applications; training of junior developers; data-driven solution development.
Developer at Ford
February 1, 2007 - September 19, 2025Developer across front-end/back-end; SQL/ETL work; performance tuning; supported bike scheme billing data.
SQL DBA/Developer at CE Heath
March 1, 2001 - September 19, 2025SQL DBA/Developer; database design; stored procedures; triggers; auditing and data changes.
SQL DBA/Developer at KPMG
January 1, 1999 - September 19, 2025SQL DBA/Developer; data processing and reporting across client engagements.
SQL DBA/Developer at ICL CFMS
January 1, 1998 - September 19, 2025AS/400-focused SQL DBA/Developer; CFMS work and reporting.
AS/400 DBA/Report Writer at Habitat UK Ltd
January 1, 1996 - September 19, 2025AS/400 DBA with report-writing duties; development and maintenance of reports.
AS/400 DBA/Report Writer at Sun Alliance
January 1, 1994 - September 19, 2025AS/400 DBA and report writing; data reporting responsibilities.
AS/400 DBA/Report Writer at Datasure PLC
January 1, 1993 - September 19, 2025AS/400 DBA/Report writing; data reporting and maintenance.
AS/400 DBA/Report Writer at Sun Alliance
January 1, 1992 - September 19, 2025AS/400 DBA/Report writing; data reporting responsibilities.
AS/400 DBA/Report Writer at Toshiba TIU UK Ltd
January 1, 1991 - September 19, 2025AS/400 DBA/Report writing; data reporting duties.
AS/400 DBA/Report Writer at Lloyds Bank
January 1, 1990 - September 19, 2025AS/400 DBA/Report writing; data reporting duties.
Principal Full Stack Developer at EORI UK Ltd
March 1, 2020 - June 1, 2025Led real-time dashboards and backend services for import/export automation. Built dashboards using React, Node.js and Express with MS SQL; acted as principal team lead for 10 developers, including mentoring and junior developer training. Created architectural diagrams for CABIE and ENS; Designed and implemented the CABIE system to automate in-house processing of importer/export trader declarations for HMRC. Developed CABIE ENS to meet Brexit-era HMRC regulations for safety and security declarations. Implemented multiple microservices to handle authentication to HMRC APIs, submission of ENS declarations (simplified and full), VAT lookup, commodity code validation, exchange-rate lookup, queue management, and retrieval of HMRC responses. Created new databases and schema to support in-house app development. Delivered work within short timeframes after project initiation in late 2024; live before 31 Jan 2025. Also delivered document download feature (Freshways) and ENS portal for GB to NI m
Principal Full Stack Developer at Travers Smith
January 1, 2019 - March 1, 2020Led data integration between internal systems and external third-party apps via JSON/XML APIs; built real-time dashboards in React/Node/Express with MS SQL; authored SQL Server stored procedures; created Power BI reports for senior management; migrated applications from on-premises to Azure; built extraction tool to read emails from Outlook to resolve folder-mapping issues with third-party apps; Led 10 developers; introduced Kanban, Scrum standups and a more Agile methodology to internal development teams.
Senior Developer at Bank of England
September 1, 2018 - December 1, 2018Developed SSIS packages to import data from multiple sources; performed data analytics to project Brexit outcomes; Worked in an Agile delivery environment; Created SQL 2017 stored procedures and triggers for auditing, including sending XML notifications.
SQL DBA at Bird and Bird LLP Lawyers
July 1, 2018 - September 1, 2018SQL DBA holiday cover; looked after a estate of 50 MS SQL servers, maintaining performance, applying patches, and resolving data issues.
Principal Developer at BBC
May 1, 2016 - April 1, 2018Principal Developer; major rewrite of the Proteus application from JSP/Java/Struts to a React front end with RESTful API calls to a Node.js middle tier and MS SQL backend. Led a team of 12 developers; created deployment scripts; automated deployment of SQL code and data changes; migrated applications to AWS; developed REST APIs to support downstream systems and data flows.
Principal Developer at Alix Partners
May 1, 2015 - April 1, 2016Senior developer within the remediation team; data modeling with large datasets (1B+ rows) for clients; React and Node-based application to reduce time between claim and payment; managed ETL processes handling 100 million records daily; provided guidance on coding practices and architecture; contributed to workflow management improvements.
Principal Developer at BBC
September 1, 2012 - March 1, 2015Principal Developer; Proteus application rewrite to React; created REST API to support front end; SQL development; team lead of twelve developers; automated deployment scripts; migration to AWS; data extraction and reporting.
Senior Full Stack Developer at Shiftpoint/Capita
August 1, 2010 - August 1, 2012Senior Full Stack Developer on the London Bikes project; front-end development (JavaScript, HTML, CSS); wrote SQL Server stored procedures; performance tuning; produced financial reports from data warehouse; supported bike scheme billing; resolved data discrepancies; collaborated with offshore resources.
Developer at Lifetime Leisure
November 1, 2009 - February 1, 2010Developer; short-term assignment contributing to in-house development projects.
Ford Developer at Ford
April 1, 2001 - February 1, 2007Developer working on internal systems supporting manufacturing and logistics processes.
SQL DBA/Developer at CE Heath
October 1, 1999 - March 1, 2001SQL DBA/Developer responsible for database administration and development tasks.
SQL DBA/Developer at KPMG
January 1, 1998 - January 1, 1999SQL DBA/Developer supporting client engagements and data processing.
SQL DBA/Developer at ICL CFMS
January 1, 1996 - January 1, 1998SQL DBA/Developer handling database administration and development tasks.
AS/400 DBA/Report Writing at Habitat UK Ltd
January 1, 1994 - January 1, 1996AS/400 DBA with report writing responsibilities.
AS/400 DBA/Report Writing at Sun Alliance
January 1, 1993 - January 1, 1994AS/400 DBA/Report writing responsibilities.
AS/400 DBA/Report Writing at Datasure PLC
January 1, 1992 - January 1, 1993AS/400 DBA/Report writing responsibilities.
AS/400 DBA/Report Writing at Sun Alliance
January 1, 1991 - January 1, 1992AS/400 DBA/Report writing responsibilities.
AS/400 DBA/Report Writing at Toshiba TIU UK Ltd
January 1, 1990 - January 1, 1991AS/400 DBA/Report writing responsibilities.
AS/400 DBA/Report Writing at Lloyds Bank
January 1, 1987 - January 1, 1990AS/400 DBA/Report writing responsibilities.
Education
Qualifications
Industry Experience
Software & Internet, Financial Services, Government, Media & Entertainment, Transportation & Logistics, Professional Services, Education
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