Remote ASP.NET / Front-End Developer - network security and firewall configuration

N Consulting Ltd
Reading, United Kingdom
yesterday

Role details

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

Job location

Reading, 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
Vue.js
Angular
Palo Alto Networks
Fortinet
Front End Software Development
Firewall Services Module

Job description

We are looking for a skilled / Front-End Developer with a strong foundation in network security and firewall configuration. The ideal candidate will have hands-on experience with technologies and front-end development, coupled with working knowledge of firewall rules, access controls, and network policies. Experience with Palo Alto Networks is a strong advantage., * Develop and maintain web applications using (C#) and modern front-end technologies (e.g., HTML, CSS, JavaScript, React/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/network teams on deployment, access, and secure routing.
  • Participate in code reviews, architecture discussions, and Agile ceremonies.

Requirements

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

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