Integration Specialist

CompanyImpellam Group

LocationEngland, United Kingdom

Posted At1/22/2026

UK Visa Sponsorship Analytics

Analytics are greyed out due to low classification confidence (32.0%).

Occupation Type

IT network professionals

Occupation Code Skill LevelHigher Skilled

Sponsorship Salary Threshold

£45,600 (£23.38 per hour)

Occupation rate applies

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Description

Contract API Gateway Specialist (Software AG / webMethods / Defence)

£600 per day (Outside IR35)

Part-time 12‑month contract (approx. 110 days’ effort )

Full Remote | Client based in Portsmouth

About the Role

An excellent long-term contract opportunity for an experienced API Gateway Specialist to support a major Defence-sector programme. The successful contractor will work remotely, contributing deep technical expertise around Software AG and webMethods technologies, cloud integrations, and secure API design.

Candidates with a strong background in API Gateway technologies (SAG, IBM API Gateway, webMethods) from any sector will be considered. Existing SC Clearance is preferred, though the client may consider sponsoring clearance for an exceptional specialist.

Key Responsibilities

Deploy, configure, and maintain Software AG API Gateway solutions
Support cloud implementations using API Gateways

Install, configure, and maintain a range of webMethods products

Create and maintain logical and deployment architecture views within SAG

Design, build, and implement APIs following best‑practice coding standards

Ensure secure API connectivity across networks with varying security classifications

Work with ORDS endpoints and proxying mechanisms via API Gateways

Leverage Terracotta for distributed caching solutions

Integrate SOC/SIEM tooling with webMethods platforms

Support secure API connectivity to backend databases

Work within Defence‑grade accreditation and compliance frameworks

Required Expertise

Proven expert-level capability in Software AG API Gateways
Strong experience delivering API solutions in cloud-hosted environments
Deep technical knowledge of webMethods, including installation and maintenance
Strong understanding of secure API design, connectivity, and network segmentation
Familiarity with Defence, Government or highly secure sector environments (desirable but not essential)