SB

Simon Barker

Available to hire

I am a software engineer with extensive experience delivering C# MVC web applications and backend systems for complex client requirements.

About

I am a software engineer with extensive experience delivering C# MVC web applications and backend systems for complex client requirements. I have designed secure sign-in and communication systems, built APIs, and led development across NHS-related and enterprise projects. I currently work on C# backend projects for DXC Technology PLC, helping clients transform non-secure projects into secure, scalable solutions.

Throughout my career I have led machine learning initiatives and robotic process automation deployments for banks, manufacturing, and stealth startups. I enjoy blending architecture, hands-on coding, and leadership to deliver pragmatic technology.

  • 28 years' experience
  • Joined October 2025

Languages

  • EnglishFluent

Industry experience

  • Software & Internet
  • Professional Services
  • Financial Services
  • Computers & Electronics
  • Media & Entertainment
  • Healthcare

Work experience· 31 roles

Senior Software Engineer · DXC Technology PLCMay 2025 – May 2025 · 1 mo

Developed C# backend systems and APIs; built high-security C# web applications with secure sign-in and communication; transformed non-secure projects to secure; contributed to NHS reporting and client communications.

Senior Software Engineer · DXC Technology PLCMay 2025 – Oct 2025 · 6 mos

Senior Software Engineer focusing on high-security C# backend systems; designed and built web applications with secure sign-in and communication; implemented system transformation for non-secure to secure projects; contributed to NHS reporting and client-facing front-ends; led backend architecture and delivered scalable APIs.

Senior Engineer, C# Backend Projects · Vega Information LtdDec 2022 – Dec 2022 · 1 mo

Built and maintained C# backend web projects for clients; led architecture and development across multiple projects.

Senior Engineer, C# Backend Projects · Vega Information LtdDec 2022 – Oct 2025 · 2 yrs 11 mos
C# Developer · Private ProjectSep 2021 – Oct 2025 · 4 yrs 2 mos
C# Developer, Machine Learning · Stealth CompanyFeb 2021 – Feb 2021 · 1 mo
C# Developer, Machine Learning · Stealth CompanyFeb 2021 – Oct 2025 · 4 yrs 9 mos
Senior Engineer / .Net Developer (Contract) · BMCJun 2020 – Jun 2020 · 1 mo

Education

BSc Physics 2:2 · University of Bristol1993 – 1996
BSc Physics (2:2) · University of Bristol1993 – 1996

Certifications and awards

Automation Anywhere Professional2030 – 2025
PRINCE22030 – 2025
Automation Anywhere Professional2030 – 2025
PRINCE22030 – 2025

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