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Jozef William Dransfield

Jozef William Dransfield

Agile Senior Developer

320 Chessington Road, Ewell, Epsom, UK, KT19 9XG
07850142098
English

Background


About

About

Product-Focused Software Engineer with a proven track record of navigating the full application stack to deliver business-critical tools. Polyglot by nature, I thrive in fast-paced environments where Agile practices drive quality and speed. I pride myself on being a bridge between tech and business, adept at translating stakeholder requirements into robust code while maintaining a relentless focus on the end-user experience.

Work Experience

Work Experience

  • Senior Contractor, HSBC

    May, 2025 - Dec, 20257 months

    • Collaborated with teams across the globe to deliver a system to provide quotes to an external vendor.
    • Spearheaded a custom functional and monitoring toolkit that identified bottlenecks pre-launch, ensuring 100% stability during the go-live phase.
    • Microservices

    • Kotlin / Ktor

    • Java / Spring / SpringBoot

  • Senior Contractor, CitiBank (through Juxt)

    Jan, 2022 - Apr, 20253 years 2 months

    • Modernized legacy data system by replacing a high-scale key-value database with a scalable microservices suite deployed via Kubernetes.
    • Eliminated long-standing technical debt by migrating time-dependent legacy systems to a cloud-native internal banking platform, all while growth on the existing platform was continuing to grow.
    • Kubernetes

    • Microservices

    • Kotlin / HTTP4k

    • Clojure

  • Senior Contractor, HSBC (through TekSystems)

    Apr, 2021 - Jan, 20229 months

    Expanded the Prime Brokerage platform’s capabilities to support U.S. Arranged Financing, enabling the business to capture new market share within North American jurisdictions.

    • Hazelcast

    • Microservices

    • Java

    • Spring / SpringBoot

  • Senior Contractor, Delta Capita

    Apr, 2020 - Mar, 20211 year

    Engineered a library of shared services and UI components, enabling rapid prototyping and reducing development cycles for new client requirements.

    • Serverless Message Driven architecture (Amazon Lambda, Amazon SQS)

    • S3 immutable storage for business data.

    • Angular / React monorepo using nx.js to combine the components into one platform user interface.

    • NodeJS express apps that function as the lambda code

    • Javascript, Typescript, ExpressJS, Angular, RXJS

  • Senior Java Contractor, Credit Suisse

    Jun, 2018 - Mar, 20201 year 10 months

    Developed the workflow based structured product lifecycle orchestration app using Flowable from scratch. (BPMN)

    • Provided the orchestration that tied the individual micro services into a system for documenting, costing and selling structued products.

    • Built the new system product store for capturing product state.

    • Pushing forward with new ways to test and coordinate microservices within our group.

    • Pushing forward with new ways to orchestrate our deployments with our group.

    • Maintaining existing structured product software solutions

    • Java, Kotlin, SpringBoot, BPMN

  • Senior Java Contractor, BSKYB

    Jan, 2018 - May, 20184 months

    • Engineering new customer flows within the online video platform authentication system
    • High emphasis on monitoring and scalablity
    • Java, Dropwizzard, Ratpack, Kubernetes

  • Senior Java Contractor, Delta Capita

    Jun, 2017 - Dec, 20176 months

    Automated reporting system to replace manual workflows for the supply chain finance system with third parties.

  • Senior Java Contractor, Credit Suisse

    May, 2016 - May, 20171 year

    Develop a new application to generate and manage the lifecycle for KID (Key Information Documents) for Credit Suisse's structured products.

    • Kotlin

  • Technical Lead, GFT for Deutsche Bank

    Jan, 2016 - May, 20164 months

    Working alongside DB employees in Romania to meet a deadline for a new counterparty management app within the bank. Working cross concerns to get the software delivered

    • React

  • Senior Java Contractor, Credit Suisse

    Nov, 2014 - Dec, 20151 year 1 month

    Develop a new application for pricing parameters, the application acts as a rule repository and executor for rules written by business users, with high traffic expectations

    • Kotlin

    • Angular

  • CTO, FightMe

    Jan, 2013 - Oct, 20141 year 9 months

    Leading a small team to develop the FightMe web, ios and androids apps. Hands on developing the front and backends for the site

    • NodeJS

    • Angular

  • Contractor, Wiley

    Jun, 2012 - Dec, 20126 months

    Develop the Cochrane Search app for public use, that queries across years of medical research publications stored in a marklogic database

    • Backbone

    • Spring

    • MarkLogic

  • Contractor, BSKYB

    Jun, 2011 - May, 201211 months

    Develop support applications for Sky broadband's roll out of FTTC products. Used by the customer support teams within sky.

    • Utterly Idle/Totally Lazy (Functional Java libraries) Rest

  • Senior Developer, Yazino

    Jul, 2010 - May, 201110 months

    MMO Online Casino

    • Gigaspaces in memory grid framework

    • RabbitMQ

    • CHEF

  • Java Developer, BSKYB

    Jun, 2009 - Jun, 20101 year 1 month

    Extend SkyID online login portal with new services and features

    • Grails

  • Java Developer, Temenos

    Jun, 2007 - May, 20102 years 11 months

    Develop core components used by wealth management system

  • E-Business Application Developer, CERN

    Jun, 2004 - May, 20072 years 11 months

  • E-Business Application Developer Technical Student, CERN

    Sep, 2002 - Aug, 200311 months

Skills

Skills

  • Front End Development

    HTML

    Javascript

  • Back End Development

    Java

    Kotlin

Education

Education

  • BSc (Hons) Computer Science (2:1), Bachelor, University of Teeside

    Sep, 2000 - Aug, 2004

References

References

  • Credit Suisse

    askhr.uk@credit-suisse.com, 02078888888

  • BSKYB

    peopleplus@sky.uk, 03331000333