Siebel Developer (Security Cleared) £700 per day Inside IR35

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

• 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

• Exposure to Oracle Cloud environments
• Experience integrating Siebel with modern cloud-based platforms
• Background in government, defence, or similarly secure programmes

Security & Eligibility Requirements
This role requires active Security Check (SC) clearance that is transferable and meets standard validity criteria.

Applicants must:

• 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.