Siebel Developer – Contract
Location: Leatherhead
Duration: Until Dec 2026 (potential extension)
Rate: £600/day (Inside IR35)
Start: ASAP
Eligibility: Sole UK nationals only (no dual nationality)
Overview
Exalto Consulting is supporting a secure government programme seeking an experienced Siebel Developer to contribute to the ongoing development and enhancement of a highly customised CRM platform.
This role sits within a structured, delivery-focused environment where reliability, security, and quality of implementation are critical. You will work as part of an established engineering team responsible for maintaining and improving a complex Siebel estate that supports operational outcomes of national importance.
Due to the nature of the programme, all project-specific details remain confidential.
Role Responsibilities
You will play a hands-on role in the design, development and support of a bespoke Siebel CRM implementation.
Responsibilities include:
Enhancing and maintaining Siebel applications within a secure, high-availability environment
Designing and implementing solutions aligned to established engineering standards and best practice
Configuring Siebel components using Siebel Tools
Developing and maintaining Siebel eScript and workflows
Supporting integration across systems using Siebel EAI and EIM
Working with Oracle databases to support application functionality and performance
Contributing to troubleshooting and resolution of complex technical issues
Collaborating with wider engineering and delivery teams to ensure stable and effective releases
Required Skills and Experience
Strong experience with Siebel CRM development (ideally Siebel 2017 or later)
Proven capability in:
Siebel Tools configuration
Siebel eScript development
Workflow design and development
Enterprise Application Integration (EAI)
Data migration using EIM
Solid working knowledge of Oracle SQL
Experience working in secure or regulated environments
Ability to analyse problems and deliver practical, maintainable solutions
Desirable Experience
Exposure to Oracle Cloud environments
Experience integrating Siebel with modern cloud-based platforms
Background in government, defence, or similarly secure programmes
Security & Eligibility Requirements
Be sole UK nationals (no dual nationality)
Hold a valid UK passport
Have recent experience working in a cleared environment
Meet standard residency and clearance continuity requirements
Full details can be discussed confidentially during the screening process.
Working Environment
This is a structured and process-driven delivery environment where collaboration, accountability and attention to detail are essential. The work is meaningful, with a clear focus on supporting critical national services.
How to Apply
If you meet the clearance requirements and have strong Siebel development experience, we welcome a confidential discussion.
Exalto Consulting will handle all applications with discretion and respect for the sensitive nature of this programme.
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