GIS Architect : Telco – Migration Specialist

Syntax Consultancy Ltd; Newbury; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading global consultancy is seeking a GIS Architect with expertise in GE Smallworld and Esri for a hybrid role in Newbury. The role involves leading GIS platform transitions, focusing on migrations, and requires strong knowledge of spatial data models and API design.

Qualifications

• Proven expertise in GE Smallworld and Esri ArcGIS platforms.
• Experience designing APIs or middleware integration for GIS.

Responsibilities

• Lead architectural design for GIS platform transitions.
• Define end-to-end architecture for GIS system transitions.

Skills

GE Smallworld

Esri ArcGIS

Spatial data models

FME

PostGIS

Oracle Spatial

Telco networks

Agile methodologies

DevOps practices

APIs

Education

TOGAF

Job description

GIS Architect – Telco – Migration Specialist
Newbury (Hybrid)
6 months Contract

£450/day Outside IR35

We are seeking an experienced GIS Architect with deep expertise in Migration Specialist (GE Smallworld to Esri) for a hybrid role requiring 1–2 days per week or when required onsite at the Newbury office. Immediate start date, preferably in May 2025.

The successful candidate will have a strong background in deep knowledge of GE Smallworld and Esri platforms.

This is an exciting opportunity to join a leading global consultancy specialising in Digital, IT, and Network Services.

Key Skills & Experience:

• Proven expertise in both GE Smallworld (Magik, GSS, GSSServer, PNI) and Esri ArcGIS (Pro, Enterprise, Portal).
• Strong experience in spatial data models, FME, PostGIS, Oracle Spatial, or similar.
• Knowledge of Telco networks (especially fixed-line or fibre) and related inventory models.
• Familiarity with agile project methodologies and DevOps practices.
• Experience designing APIs or middleware integration for GIS.
• TOGAF or similar architecture certification is a plus.

• Define end-to-end architecture for GIS system transitions, with deep knowledge of GE Smallworld and Esri platforms.
• Design data migration strategies, toolchains, and transformation pipelines for large-scale spatial data.
• Establish integration patterns for GIS with OSS/BSS systems, enterprise data lakes, and external APIs.
• Ensure alignment with enterprise architecture, security, and data governance policies.
• Evaluate and recommend commercial/open-source GIS migration tools.

Role Overview: You will lead the architectural design and execution of GIS platform transitions, primarily focused on migrations between GE Smallworld and Esri ArcGIS platforms. You’ll work closely with enterprise architects, product owners, and delivery teams to ensure the successful modernization of legacy GIS environments.