CareerAddict

Application Security Engineer (.NET)

NP Group

Posted on Jul 7, 2026 by NP Group
Budapest, Hungary
IT
Immediate Start
€350 - €400 Daily
Contract/Project

Contract: Application Security Engineer (.NET)
Location: Budapest - Hungary (Hybrid - 3 days onsite per week)
Start Date: ASAP once background checks have been completed
Duration: Initial 12 months extendable

Rate: Circa €350-400 a day (Gross via a payroll solution)
Reference: 20615

We are seeking an experienced Application Security Engineer with strong .NET Framework expertise to join the Productivity and Collaboration fleet within Workforce Technology.

Our client is strengthening the security, quality and resilience of the applications and services used by employees across the firm. As an engineer in the Productivity and Collaboration fleet, the successful candidate will review, harden and improve code across their internal .NET repositories to meet the highest standards of secure engineering. The candidate will be involved in all phases of the software development life cycle and will collaborate with other squad members to deliver measurable value to their stakeholders.

RESPONSIBILITIES:

  • Review, harden and improve code across internal .NET Framework applications and services
  • Build and run automation in PowerShell to analyse, improve and harden code across internal repositories
  • Partner with development squads to embed secure coding practices throughout the software development life cycle
  • Strengthen existing application features and remediate findings raised through code review and security tooling
  • Enhance the team's use of automated security testing within Continuous Integration/Continuous Delivery pipelines
  • Perform code reviews and contribute to secure-by-design standards, patterns and guidance
  • Support and improve the team's adoption of agile principles: participate in sprint retrospectives and demos as needed

SKILLS REQUIRED:

  • 8+ years or more of software development experience
  • Strong hands-on expertise with the .NET Framework (C#, ASP.NET)
  • Advanced hands-on expertise in PowerShell.
  • Demonstrable application security experience - secure coding, code review and remediation
  • Familiarity with recognised application security standards (eg OWASP)
  • Hands on experience with Continuous Integration/Continuous Delivery
  • Hands on experience with Agile development (Scrum, Kanban)
  • Understanding of SDLC and secure CI/CD processes
  • Hands on experience with Jira or other issue-tracking systems

NICE TO HAVE SKILLS:

  • .NET Core
  • Static and dynamic application security testing (SAST/DAST) tools
  • Threat modelling experience
  • Secure software development certification (eg CSSLP)
  • SQL and Database Design

Networking People (UK) is acting as an Employment Business in relation to this vacancy.


Reference: 3134660498

https://jobs.careeraddict.com/post/113520665
NP Group

Application Security Engineer (.NET)

NP Group

Posted on Jul 7, 2026 by NP Group

Print
Budapest, Hungary
IT
Immediate Start
€350 - €400 Daily
Contract/Project

Contract: Application Security Engineer (.NET)
Location: Budapest - Hungary (Hybrid - 3 days onsite per week)
Start Date: ASAP once background checks have been completed
Duration: Initial 12 months extendable

Rate: Circa €350-400 a day (Gross via a payroll solution)
Reference: 20615

We are seeking an experienced Application Security Engineer with strong .NET Framework expertise to join the Productivity and Collaboration fleet within Workforce Technology.

Our client is strengthening the security, quality and resilience of the applications and services used by employees across the firm. As an engineer in the Productivity and Collaboration fleet, the successful candidate will review, harden and improve code across their internal .NET repositories to meet the highest standards of secure engineering. The candidate will be involved in all phases of the software development life cycle and will collaborate with other squad members to deliver measurable value to their stakeholders.

RESPONSIBILITIES:

  • Review, harden and improve code across internal .NET Framework applications and services
  • Build and run automation in PowerShell to analyse, improve and harden code across internal repositories
  • Partner with development squads to embed secure coding practices throughout the software development life cycle
  • Strengthen existing application features and remediate findings raised through code review and security tooling
  • Enhance the team's use of automated security testing within Continuous Integration/Continuous Delivery pipelines
  • Perform code reviews and contribute to secure-by-design standards, patterns and guidance
  • Support and improve the team's adoption of agile principles: participate in sprint retrospectives and demos as needed

SKILLS REQUIRED:

  • 8+ years or more of software development experience
  • Strong hands-on expertise with the .NET Framework (C#, ASP.NET)
  • Advanced hands-on expertise in PowerShell.
  • Demonstrable application security experience - secure coding, code review and remediation
  • Familiarity with recognised application security standards (eg OWASP)
  • Hands on experience with Continuous Integration/Continuous Delivery
  • Hands on experience with Agile development (Scrum, Kanban)
  • Understanding of SDLC and secure CI/CD processes
  • Hands on experience with Jira or other issue-tracking systems

NICE TO HAVE SKILLS:

  • .NET Core
  • Static and dynamic application security testing (SAST/DAST) tools
  • Threat modelling experience
  • Secure software development certification (eg CSSLP)
  • SQL and Database Design

Networking People (UK) is acting as an Employment Business in relation to this vacancy.

Print

Reference: 3134660498

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