Senior Tech Lead / Architect (Retail e-commerce)

Start: late November 2026

Duration: 3-6 months, possibility to extend

Allocation: 100%

Location: Oslo

Backround

A leading company within the retail sector is looking for a Senior Tech Lead / Architect to work on their e-commerce architecture.

Responsibilities

• Architecture, integrations and technical decisions across two workstreams
• Technical direction and quality follow-up for the development teams (6-12 developers)
• Document technical choices, interfaces and dependencies between systems
• Own the interfaces towards established suppliers (commerce platform, order management, POS pricing)

Must have

• Senior tech lead / architect experience
• C#/.NET and Optimizely (Episerver) Commerce
• Integration experience against a similar landscape: order management, POS/price APIs, ERP
• Current technology understanding, especially AI, shown with project and result

Nice to have

• Retail, builders' merchant / DIY or B2B experience
• React/TypeScript
• OIDC/OAuth2 identity integration
• Omnium OMS or EG POS API

Interested?

Send your CV, hourly rate and start date to helene.roste@witted.com.