Technical Lead - OMS/Java for Retail API Integration MVP

Grid Dynamics; Wrocław; On-site; PLN 240,000 - 420,000; Full time

Benefits offered by this job

Bleeding-edge projects

Competitive salary

Flexible schedule

Medical insurance

Professional development

Office facilities

Job summary

Grid Dynamics is seeking a Technical Lead (OMS) to drive the technical side of a Discovery & Planning engagement for a new API-first Order Management System for a long-established UK retailer. You will be the senior hands-on voice between IT leadership, the Fluent Commerce vendor and our Enterprise Architect, confirming platform fit and producing MVP estimates.

The role requires strong OMS leadership, Java backend expertise, and the ability to design scalable integrations across commerce

Qualifications

• Technical lead on an OMS implementation (Fluent Commerce preferred) with Java and Fluent SDK.
• Retail integration design experience with API- and event-based flows, idempotency and reconciliation.
• Strong Java backend skills to review OMS extensions and patterns.
• Ability to translate discovery findings into technical design and defensible estimates.
• Experience leading workshops and communicating with senior technology stakeholders.
• Fluent English with daily overlap to UK hours.

Responsibilities

• Assess Fluent Commerce against roughly 120 business requirements and quantify effort for each.
• Design target integration architecture across eCommerce, POS, ERP, stock, payments, carriers, and partners.
• Lead integration workshops with client IT on product, inventory, price, orders, carriers and payments.
• Design interim pick, pack and despatch without a WMS and surface risks and options.
• Author the Technical Design Guide and produce estimates by functional area for MVP and testing strategy.
• Act as the technical counterpart to the OMS vendor and client IT and lead the MVP build.

Skills

OMS experience

Java backend

Architecture design

Leadership & workshops

English proficiency

Tools

Fluent SDK

GraphQL

Job description

Grid Dynamics is seeking a Technical Lead (OMS) to drive the technical side of a Discovery & Planning engagement for a new API-first Order Management System for a long-established UK retailer. You will be the senior hands-on voice between IT leadership, the Fluent Commerce vendor and our Enterprise Architect, confirming platform fit and producing MVP estimates.

The role requires strong OMS leadership, Java backend expertise, and the ability to design scalable integrations across commerce