Oct 06, 2026
IT Infrastructure
Hybrid
10 - 15 Years
Job Description
Must to have10+ years, with genuine dual-track experience — you have both owned an architecture & run thedelivery around it, not held one & observed the other.
Has personally carried a solution design through a bank&'s or insurer&'s formal architecture & securityapproval boards, & can describe what those reviewers actually push on.
Able to read & reason about an existing production application&'s code & session model. You are notdelegating the current-state assessment.
Fixed-price delivery experience with a working change-control instinct. This is the single most commerciallyimportant trait in the role.
Experience inserting authentication or authorisation controls into live customer-facing transactionalsystems.
Client-facing credibility at senior level. You will be the supplier's face in every forum.Written communication strong enough that your design document survives formal review without a rewrite.Nice to have
Insurance, payments or other regulated financial-services delivery.
Familiarity with NIST SP 800-63B & how an email-delivered factor positions against it.
Experience operating alongside an incumbent managed-service provider on a shared codebase.LanguagesC# 10+,
.NET 8 (or 4.8)ASP.NET Core MVC / Razor PagesASP.NET Core Identity, Data Protection API, custom middleware pipelineEntity Framework Core, Dapper, ADO.NETIDistributedCache over Redis or SQL ServerASP.NET Core Rate Limiting middleware (.NET 7+)Razor, H&lebars.NETSerilog or NLog with destructuring policies & redactionIIS / KestrelxUnit or NUnit, RestSharp, SpecFlowSQL (T-SQL, PL/SQL or DB2)Git; branching & PR workflow on a shared repository under enterprise change controlAzure DevOps or Jira; RAID, decision & dependency trackingArchitecture practiceC4 model or UML — context, container, component & sequence diagrams
Data-flow diagramsArchitecture decision recordsVisio, Lucidchart, draw.io or MiroSecurity architectureThreat modelling — STRIDE, abuse-case analysis
Has personally carried a solution design through a bank&'s or insurer&'s formal architecture & securityapproval boards, & can describe what those reviewers actually push on.
Able to read & reason about an existing production application&'s code & session model. You are notdelegating the current-state assessment.
Fixed-price delivery experience with a working change-control instinct. This is the single most commerciallyimportant trait in the role.
Experience inserting authentication or authorisation controls into live customer-facing transactionalsystems.
Client-facing credibility at senior level. You will be the supplier's face in every forum.Written communication strong enough that your design document survives formal review without a rewrite.Nice to have
Insurance, payments or other regulated financial-services delivery.
Familiarity with NIST SP 800-63B & how an email-delivered factor positions against it.
Experience operating alongside an incumbent managed-service provider on a shared codebase.LanguagesC# 10+,
.NET 8 (or 4.8)ASP.NET Core MVC / Razor PagesASP.NET Core Identity, Data Protection API, custom middleware pipelineEntity Framework Core, Dapper, ADO.NETIDistributedCache over Redis or SQL ServerASP.NET Core Rate Limiting middleware (.NET 7+)Razor, H&lebars.NETSerilog or NLog with destructuring policies & redactionIIS / KestrelxUnit or NUnit, RestSharp, SpecFlowSQL (T-SQL, PL/SQL or DB2)Git; branching & PR workflow on a shared repository under enterprise change controlAzure DevOps or Jira; RAID, decision & dependency trackingArchitecture practiceC4 model or UML — context, container, component & sequence diagrams
Data-flow diagramsArchitecture decision recordsVisio, Lucidchart, draw.io or MiroSecurity architectureThreat modelling — STRIDE, abuse-case analysis
Job Overview
Location
Irving, Texas, United States
Job Type
Contract
Key Skills
.NET 8 (or 4.8)ASP.NET Core MVC / Razor PagesASP.NET Core Identity, Data Protection API, custom middleware pipelineEntity Framework Core, Dapper, ADO.NETIDistributedCache over Redis or SQL ServerASP.NET Core Rate Limiting middleware (.NET 7+)Razor, H&lebars.NETSerilog or NLog with destructuring policies & redactionIIS / KestrelxUnit or NUnit, RestSharp, SpecFlowSQL (T-SQL, PL/SQL or DB2)Git; branching & PR workflow on a shared repository under enterprise change controlAzure DevOps or Jira; RAID, decision & dependency trackingArchitecture practiceC4 model or UML — context, container, component & sequence diagrams Data-flow diagramsArchitecture decision recordsVisio, Lucidchart, draw.io or MiroSecurity architectureThreat modelling — STRIDE, abuse-case analysis