Rajnish Noonia

// Lead Architect  ·  Principal Engineer

Rajnish Noonia

React 19 / Angular 22 / TypeScript   ·   C# / .NET 10   ·   Distributed Systems   ·   AI‑Native Engineering

Software architect who stays in the codebase, and hands-on engineer who sets the direction. 24 years turning ambiguous requirements into systems that perform in production.

Millennium Mgmt  ·  NatWest Markets  ·  ISDA  ·  BMO Capital Markets  ·  BGC Partners  ·  EDF Trading  ·  Gazprom M&T  ·  Boots  ·  Graphnet Health

Let’s talk GitHub LinkedIn Writing CV
Rajnish Noonia
// active context
> roleLead Architect / Principal Engineer
> employerKinetix Trading Solutions
> clientMillennium Management
> domainCapital Markets  ·  Fixed Income  ·  Commodity Trading
> focusEnterprise UI platform  ·  Developer SDK  ·  AI-native engineering
> stackReact 19  ·  Angular 22  ·  TypeScript  ·  RxJS  ·  C# / .NET 10  ·  K8s  ·  AWS█
> platformPlatform Engineering  ·  Internal Developer Platforms
> ai-nativeAI-readable SDKs  ·  Claude Code & Cursor  ·  LLM context engineering
> real-timeRxJS streaming  ·  WebSockets  ·  Event-driven architecture
> fintechOpenFin / FDC3  ·  Interop.io  ·  Desktop interoperability
> profileStaff Eng  ·  Principal Architect  ·  Head of Engineering  ·  Engineering Director  ·  Fractional CTO
> open-toContract  ·  Head of Engineering  ·  Engineering Director  ·  Fractional CTO London / Remote
// impact & scale
24+
years of commercial experience spanning enterprise architecture, consulting and hands-on engineering
Track Record
8
delivery teams building on one enterprise UI platform and framework-agnostic SDK — four whose applications I delivered and four consuming it independently
Teams Enabled
100+
technical articles published on pixytech.com, spanning architecture, distributed systems, AI-native engineering and capital markets tech
Published Articles →
AI
Native
established AI-native engineering practice on live production codebases using Claude Code & Cursor
Latest Innovation
Tech
Assess.
verified skill assessments from HackerRank, TestDome and IKM — covering frontend, backend, Python and problem solving
Technical Assessments →
// experience
Oct 2025
Sep 2026
Lead Architect / Principal Engineer
Kinetix Trading Solutions  ·  Millennium Management  ·  Fixed Income & Commodity Trading

Lead architect and hands-on React / Angular / TypeScript engineer across front-office, back-office and operations applications. Designed the enterprise UI platform and SDK powering eight delivery teams, engineered RxJS reactive streaming pipelines for live market data, and established an AI-native engineering practice on live production code.

Risk Tech MonitorBridge IT (OpenFin/FDC3)Post-Trade P&L Sign-OffVessel Tracking
React 19Angular 22TypeScriptRxJSAG GridDockview.NET 10Kepler.glVitestPlaywrightKubernetesAWSClaude Code
Mar 2020
Sep 2025
Platform Architect / Principal Engineer
Kinetix Trading Solutions  ·  Millennium Management  ·  BMO Capital Markets  ·  ISDA  ·  BGC Partners

Architect and technical lead across Kinetix’s commercial product suite — cross-asset pre- and post-trade workflows delivered to Tier-1 banks, brokers, hedge funds and industry bodies as white-labelled and SaaS products. Built the React / TypeScript MVVM framework, .NET service layer and SDK powering the suite.

Trade ManagementEQDT (Equities)Sales 360DocHub (ISDA)Contracts Intelligence
ReactTypeScriptRxJSC# / .NET 10BlazorOpenFinGlue42Interop.ioKafkaKubernetesAWS
Jun 2017
Feb 2020
Senior Consultant / Platform Engineer
Kinetix Trading Solutions  ·  NatWest Markets

Architected and developed a greenfield, high-availability, low-latency multi-asset core banking and trading platform. Built the electronic Repo platform from scratch — still in production — and migrated Bond trading onto the Kinetix platform.

C# / .NETWPFReactTypeScriptRxWebSocketsDockerAWSSQL ServerOracle
Feb 2016
Apr 2017
Full-Stack Developer
EDF Trading

Full-stack delivery for one of Europe’s largest energy trading businesses. Angular front ends, WPF desktop, .NET backend and Excel-DNA integrations with real-time SignalR data visualisation.

C#AngularWPFSignalRAzure Service BusExcel-DNA
Sep 2014
Dec 2015
Senior .NET Consultant
Graphnet Health

Architected Service Dashboard, a real-time monitoring platform handling millions of service-bus messages with live data-flow visualisation, and Data Integrator, a graphical workflow studio for heterogeneous data integration.

C# / .NETWPFAngularJSSignalRTPL DataflowRavenDB
Apr 2014
Aug 2014
Senior .NET Developer
Gazprom Marketing & Trading

Architecture and framework components for Power and Gas storage trading across UK and European markets, integrating OpenLink Endur (CTRM) with enterprise services.

C#OpenLink EndurWPFWCFExcel-DNA
May 2013
Apr 2014
Senior .NET Consultant
DRS (Data Research and Services)

Built the MVVM application, navigation, persistence and forms frameworks across a global e-marking product suite, with early HTML5 / Angular SPA proofs that set the product’s future direction.

C#WPFMVVMAngularJSHTML5
Oct 2012
Apr 2013
Senior WPF Developer
UST Global  ·  McKesson

Delivered reusable APIs and framework components, hotkey navigation, layout personalisation, and support-assistant tooling adopted across multiple healthcare products.

C#WPFMVVMHealthcare
Aug 2004
Sep 2012
Technical Architect
Xansa (acquired by Steria)  ·  Boots  ·  Major UK Retail & Healthcare Clients

Progressed from production support (leading a 16-person L1/L2 team) into delivery and then architecture. Architected large-scale healthcare and retail platforms including clinical workflow systems and reusable WPF and web frameworks.

C#ASP.NET MVCWPFSilverlightWCFSQL ServerNServiceBus
Jun 2002
Jul 2004
Developer
Mindmill Software  ·  Banking, Insurance, Aviation, Public Sector

International client solutions including flight operations information systems, flight data processing and biometric attendance systems.

ASP.NETSQL ServerVB6XML / XSLT
// core competencies
Front-End Engineering
React 19Angular 22TypeScriptRxJSRedux ToolkitNgRxBlazorWeb WorkersVite / NxCSS Design Tokens
Backend & .NET
C# / .NET 10ASP.NET CoreGraphQLNode.jsPythonEntity FrameworkRx.NETTPL DataflowgRPC
Distributed & Real-Time
MicroservicesEvent-DrivenKafkaRabbitMQWebSocketsSignalRAzure Service BusCQRS / Event Sourcing
Platform & Architecture
Enterprise UI PlatformsDeveloper SDKsMicro-FrontendsDesign SystemsDDDOpenFinGlue42Interop.ioFDC3
Cloud & Delivery
AWSAzureDockerKubernetesArgoCDTerraformGitHub ActionsCI/CDGitOps
AI & Engineering Practice
Claude CodeCursorAI-Readable SDKsLLM Context EngineeringMulti-Agent WorkflowsTDD / BDDPlaywrightVitest
// education & extras
Postgraduate
Master of Information Technology
Guru Jambheshwar University of Science & Technology · 2000–2002
Undergraduate
Bachelor of Science — Electronics
Kurukshetra University · 1997–2000
Writing & Community
106 Published Articles
Featured writing on pixytech.com →
Location
Milton Keynes, UK
British Citizen · Open to London & Remote