Remote ASP.NET / Front-End Developer

N Consulting Ltd
Ilford, United Kingdom
8 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
£ 85K

Job location

Remote
Ilford, United Kingdom

Tech stack

ASP.NET
HTML
JavaScript
Agile Methodologies
HTML5
C Sharp (Programming Language)
CSS
Cisco PIX
Code Review
Computer Networks
DevOps
Web Development
Network Security
Web Applications
React
Delivery Pipeline
Firewalls (Computer Science)
Vue.js
Angular
Palo Alto Networks
Fortinet
Front End Software Development
Firewall Services Module
Cisco networks

Job description

  • Develop and maintain web applications using ASP.NET (C#) and modern front-end technologies such as HTML, CSS, JavaScript, React, or Angular.
  • Collaborate with security and network teams to integrate firewall policies and security protocols into applications.
  • Assist in the design and validation of firewall rules and ACLs, ensuring secure access to application modules.
  • Translate security and compliance requirements into front-end behavior and access control logic.
  • Troubleshoot issues related to application-layer firewall conflicts and rule enforcement.
  • Work closely with DevOps and network teams on deployment, access, and secure routing.
  • Participate in code reviews, architecture discussions, and Agile ceremonies.

Technologies:

  • ASP.NET
  • Angular
  • C#
  • CSS
  • Cisco
  • DevOps
  • Firewall
  • HTML5
  • JavaScript
  • Network
  • React
  • Security
  • Vue
  • Web
  • Frontend, We are looking for a skilled ASP.NET / Front-End Developer with a strong foundation in network security and firewall configuration. The ideal candidate will have hands-on experience with ASP.NET technologies and front-end development, along with working knowledge of firewall rules, access controls, and network policies. Experience with Palo Alto Networks is a strong advantage.

Requirements

  • 5+ years of experience in ASP.NET (C#) web development.
  • Strong front-end skills with HTML5, CSS3, JavaScript, and any modern framework such as React, Angular, or Vue.js.
  • Good understanding of network security principles, firewall rules, ports, protocols, and access control.
  • Exposure to firewall management tools such as Palo Alto, Cisco ASA, or Fortinet.
  • Ability to read and apply basic firewall configurations to development workflows.
  • Experience working with DevOps/SRE teams and understanding deployment pipelines.

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