Full-stack Software Entwickler (Java, C#, Python, Perl, C, Micro-Services, Cloud)
Aktualisiert am 24.01.2025
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 01.02.2025
Verfügbar zu: 100%
davon vor Ort: 0%
Java
C#
Python
English
Fluent
German
Fluent

Einsatzorte

Einsatzorte

Essen (+75km) Ibbenbüren (+75km)
möglich

Projekte

Projekte

23 Jahre 4 Monate
2001-10 - heute

Designed and implemented maintenance and CI/CD plan

TECHNOLOGY CONSULTANT / SENIOR SOFTWARE DEVELOPER
TECHNOLOGY CONSULTANT / SENIOR SOFTWARE DEVELOPER
  • Founded an online agency providing bespoke systems, software development, hosting and cyber security for clients across the UK and Europe, including Credit Suisse, RWE and one of the largest waste carriers in Europe.
  • Liaising closely with clients to understand their requirements in order to develop technical solutions which integrate with existing systems, automate services and significantly improve operational delivery.
  • Providing technical leadership and expertise to each project, including developing, migrating and implementing solutions, configuration and security management, and resolving complex issues.
  • Architecting user interface technology across multiple retail platforms based on scalable cloud and on-premise solutions using continous development, integration and testing automation. Developing software using C#, .NET, Java and Spring.
  • Providing strategic consultancy to clients and stakeholders on cloud based technologies and development, network security, business process reengineering and outsourcing.
  • Leading a team of up to ten, driving project delivery using PRINCE2 and Agile methodologies (Scrum)
  • Developing technical specifications, documentation and strategy documents, managing development standards, security and risk and incorporating user stories to deliver user-friendly solutions.


Key Achievements:

  • Designed and implemented maintenance and CI/CD plan for legacy IdP (Identity Provider) and customer accounts system of 5 million users for Fielmann AG. Migrated systems to external OpenID Connect provider. Devised APIs for integration of European business systems and applications. Mentored junior staff.
  • Designed and developed the technical architecture for an innovative SaaS based email marketing and research product which delivers a higher level of security and accuracy than the industry leading product.
  • Designed and developed a scalable multisite cloud platform for application hosting which exceeds 99.9% service availability. This has been supplied to clients such as RWE.
  • Developed and launched an online web presence and partner portal for Powerday plc, which automated the ordering and fulfilment processes for the largest waste recycling plant in the UK.
  • Produced an extranet for Inbev AG which improved and automated communication and sales processes amongst its partner network of breweries and resellers in Germany.
  • Architected and implemented an extranet based service management portal for a local authority in London, providing end-to-end management of the council?s waste recycling, monitoring and enforcement function.
  • Established a highly available and secure network presence in Germany and the UK for an IT consultancy firm to deliver remote ICT management and applications hosting services to clients.
5 Jahre 7 Monate
1996-04 - 2001-10

Led the software development

DIRECTOR OF DEVELOPMENT AND PRODUCTION
DIRECTOR OF DEVELOPMENT AND PRODUCTION
  • Led the software development, programme management, IT, operations and customer service departments.
  • Developed and implemented strategic, scalable technology plans which enabled the new business platform to adapt as it grew to support over 1.5m customers. Developed web technologies using Java, C and C++
  • Designed and developed a Management Information and Business Intelligence platform which captured and analysed over 100 million real time events per month, providing metrics to guide strategic decision making.
  • Project Managed several enterprise scale ecommerce activities for external clients across Europe and the UK, including Littlewoods Home Shopping Group?s first electronic retail platform in 1997.
  • Designed, developed and launched numerous award-winning services, including an award-winning retail portal working in conjunction with over 50 global merchant partners, providing a profitable revenue stream.
  • I joined Virgin Net as part of the ISP?s launch team before being promoted to Technical Directo


Key Achievements:

  • Led the design and development of numerous award-winning services for Virgin Net including the UK?s first e-commerce aggregation and dynamic pricing engine.
  • Developed and implemented a management system based on EFQM Excellence Model and ISO9001 which increased productivity by 30%.
  • Increased profits by £300k by setting up an IT helpdesk and providing IT management services to multiple sites across the Virgin Group. Saved 25% by renegotiating supplier contracts.
  • Developed and implemented a strategic exit strategy for Virgin Net ISP, separating it from the portal business and preparing it for subsequent sale, it was later rebranded as Virgin Media.
  • My earlier roles include design, development and programming roles with Salomon Brothers and Philips
on request

Aus- und Weiterbildung

Aus- und Weiterbildung

  • Chartered Engineer (CENG, MIET), Engineering Council UK
  • BEng (Hons) in Electronic Systems Engineering, University of Essex

Kompetenzen

Kompetenzen

Top-Skills

Java C# Python

Produkte / Standards / Erfahrungen / Methoden

Profil

A highly motivated Senior Software Developer / Architect with over 20 years? experience developing software using Java, C# and .NET. I have excellent communication skills and a collaborative approach which enable me to develop strong working relationships with clients and stakeholders. I enjoy working closely with clients and stakeholders to understand their objectives so I can develop technical solutions which deliver significant value to the business.


EXPERTISE

Technical Leadership

Developing strategies and leading teams to design, develop and build award-winning products


Project Management

Managing digital projects from inception to launch using Agile and PRINCE2 methodologies


Software Development

Developing and integrating new software using Java and C# .NET with CI/CD


Architectural Engineering

Designing and delivering complex architecture using Cloud and On-Premise solutions


Commercial Awareness

Driving profitability by controlling costs, challenging vendors and negotiating contracts


ADDITIONAL INFORMATION

  • Application Servers, Containers, Cloud platforms and environments: NodeJS, Docker, Kubernetes, Helm
  • AWS, Azure, Pulumi, API, REST, J2EE, Spring, Microservices, Realtime, MQTT, Kafka, DataDog
  • Interests: I am the technology sector expert on the King?s Trust awards panel assessing investments into technology based projects put forward for funding, I mentor technology based companies and entrepreneurs


Relevant Core Competencies

  • Object-Oriented Programming, Software Development Lifecycle, High/Low-Level Design (10+ years)
  • C# with .NET Core, ASP.NET, MVC, Razor, Blazor, REST APIs (10+ years)
  • Cloud/Containers/SaaS with Docker, Kubernetes, XEN, AWS, Azure (6+ years)
  • JavaScript, JQuery, HTML, CSS (10+ years)
  • Embedded, RealTime, MQSeries, MQTT, I2C (10+ years)
  • Node.js, React, AngularJS, TypeScript (6+ years)
  • Microsoft SQL Server, MySQL, Oracle, PostgreSQL, CouchDB, MongoDB, Kafka (10+ years)
  • Java, Java EE, JBoss, Spring, Lucene, JSP, JSF, JNI, JAX-RS (10+ years)
  • Python, PowerShell, Bash, Perl (10+ years)
  • Continuous Integration and Delivery strategies, Version Control (SVN, Git, GitHub), DevOps automation, Cyber Security, Unit Testing (nUnit, ), Legacy (10+ years)

Programmiersprachen

Java
C#
C
C++
Python
XML
HTML
CSS
JavaScript
AngularJS
JSON
React
Node
Perl
PowerShell
TypeScript
NodeJS

Datenbanken

Microsoft SQL Server
Oracle DB
PostgreSQL
My SQL
Data Warehousing
Analytics
MongoDB
CouchDB
Berkley DB
DynamoDB

Einsatzorte

Einsatzorte

Essen (+75km) Ibbenbüren (+75km)
möglich

Projekte

Projekte

23 Jahre 4 Monate
2001-10 - heute

Designed and implemented maintenance and CI/CD plan

TECHNOLOGY CONSULTANT / SENIOR SOFTWARE DEVELOPER
TECHNOLOGY CONSULTANT / SENIOR SOFTWARE DEVELOPER
  • Founded an online agency providing bespoke systems, software development, hosting and cyber security for clients across the UK and Europe, including Credit Suisse, RWE and one of the largest waste carriers in Europe.
  • Liaising closely with clients to understand their requirements in order to develop technical solutions which integrate with existing systems, automate services and significantly improve operational delivery.
  • Providing technical leadership and expertise to each project, including developing, migrating and implementing solutions, configuration and security management, and resolving complex issues.
  • Architecting user interface technology across multiple retail platforms based on scalable cloud and on-premise solutions using continous development, integration and testing automation. Developing software using C#, .NET, Java and Spring.
  • Providing strategic consultancy to clients and stakeholders on cloud based technologies and development, network security, business process reengineering and outsourcing.
  • Leading a team of up to ten, driving project delivery using PRINCE2 and Agile methodologies (Scrum)
  • Developing technical specifications, documentation and strategy documents, managing development standards, security and risk and incorporating user stories to deliver user-friendly solutions.


Key Achievements:

  • Designed and implemented maintenance and CI/CD plan for legacy IdP (Identity Provider) and customer accounts system of 5 million users for Fielmann AG. Migrated systems to external OpenID Connect provider. Devised APIs for integration of European business systems and applications. Mentored junior staff.
  • Designed and developed the technical architecture for an innovative SaaS based email marketing and research product which delivers a higher level of security and accuracy than the industry leading product.
  • Designed and developed a scalable multisite cloud platform for application hosting which exceeds 99.9% service availability. This has been supplied to clients such as RWE.
  • Developed and launched an online web presence and partner portal for Powerday plc, which automated the ordering and fulfilment processes for the largest waste recycling plant in the UK.
  • Produced an extranet for Inbev AG which improved and automated communication and sales processes amongst its partner network of breweries and resellers in Germany.
  • Architected and implemented an extranet based service management portal for a local authority in London, providing end-to-end management of the council?s waste recycling, monitoring and enforcement function.
  • Established a highly available and secure network presence in Germany and the UK for an IT consultancy firm to deliver remote ICT management and applications hosting services to clients.
5 Jahre 7 Monate
1996-04 - 2001-10

Led the software development

DIRECTOR OF DEVELOPMENT AND PRODUCTION
DIRECTOR OF DEVELOPMENT AND PRODUCTION
  • Led the software development, programme management, IT, operations and customer service departments.
  • Developed and implemented strategic, scalable technology plans which enabled the new business platform to adapt as it grew to support over 1.5m customers. Developed web technologies using Java, C and C++
  • Designed and developed a Management Information and Business Intelligence platform which captured and analysed over 100 million real time events per month, providing metrics to guide strategic decision making.
  • Project Managed several enterprise scale ecommerce activities for external clients across Europe and the UK, including Littlewoods Home Shopping Group?s first electronic retail platform in 1997.
  • Designed, developed and launched numerous award-winning services, including an award-winning retail portal working in conjunction with over 50 global merchant partners, providing a profitable revenue stream.
  • I joined Virgin Net as part of the ISP?s launch team before being promoted to Technical Directo


Key Achievements:

  • Led the design and development of numerous award-winning services for Virgin Net including the UK?s first e-commerce aggregation and dynamic pricing engine.
  • Developed and implemented a management system based on EFQM Excellence Model and ISO9001 which increased productivity by 30%.
  • Increased profits by £300k by setting up an IT helpdesk and providing IT management services to multiple sites across the Virgin Group. Saved 25% by renegotiating supplier contracts.
  • Developed and implemented a strategic exit strategy for Virgin Net ISP, separating it from the portal business and preparing it for subsequent sale, it was later rebranded as Virgin Media.
  • My earlier roles include design, development and programming roles with Salomon Brothers and Philips
on request

Aus- und Weiterbildung

Aus- und Weiterbildung

  • Chartered Engineer (CENG, MIET), Engineering Council UK
  • BEng (Hons) in Electronic Systems Engineering, University of Essex

Kompetenzen

Kompetenzen

Top-Skills

Java C# Python

Produkte / Standards / Erfahrungen / Methoden

Profil

A highly motivated Senior Software Developer / Architect with over 20 years? experience developing software using Java, C# and .NET. I have excellent communication skills and a collaborative approach which enable me to develop strong working relationships with clients and stakeholders. I enjoy working closely with clients and stakeholders to understand their objectives so I can develop technical solutions which deliver significant value to the business.


EXPERTISE

Technical Leadership

Developing strategies and leading teams to design, develop and build award-winning products


Project Management

Managing digital projects from inception to launch using Agile and PRINCE2 methodologies


Software Development

Developing and integrating new software using Java and C# .NET with CI/CD


Architectural Engineering

Designing and delivering complex architecture using Cloud and On-Premise solutions


Commercial Awareness

Driving profitability by controlling costs, challenging vendors and negotiating contracts


ADDITIONAL INFORMATION

  • Application Servers, Containers, Cloud platforms and environments: NodeJS, Docker, Kubernetes, Helm
  • AWS, Azure, Pulumi, API, REST, J2EE, Spring, Microservices, Realtime, MQTT, Kafka, DataDog
  • Interests: I am the technology sector expert on the King?s Trust awards panel assessing investments into technology based projects put forward for funding, I mentor technology based companies and entrepreneurs


Relevant Core Competencies

  • Object-Oriented Programming, Software Development Lifecycle, High/Low-Level Design (10+ years)
  • C# with .NET Core, ASP.NET, MVC, Razor, Blazor, REST APIs (10+ years)
  • Cloud/Containers/SaaS with Docker, Kubernetes, XEN, AWS, Azure (6+ years)
  • JavaScript, JQuery, HTML, CSS (10+ years)
  • Embedded, RealTime, MQSeries, MQTT, I2C (10+ years)
  • Node.js, React, AngularJS, TypeScript (6+ years)
  • Microsoft SQL Server, MySQL, Oracle, PostgreSQL, CouchDB, MongoDB, Kafka (10+ years)
  • Java, Java EE, JBoss, Spring, Lucene, JSP, JSF, JNI, JAX-RS (10+ years)
  • Python, PowerShell, Bash, Perl (10+ years)
  • Continuous Integration and Delivery strategies, Version Control (SVN, Git, GitHub), DevOps automation, Cyber Security, Unit Testing (nUnit, ), Legacy (10+ years)

Programmiersprachen

Java
C#
C
C++
Python
XML
HTML
CSS
JavaScript
AngularJS
JSON
React
Node
Perl
PowerShell
TypeScript
NodeJS

Datenbanken

Microsoft SQL Server
Oracle DB
PostgreSQL
My SQL
Data Warehousing
Analytics
MongoDB
CouchDB
Berkley DB
DynamoDB

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