X4 Technology
Principal AI-Native Systems Engineer
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Principal AI-Native Systems Engineer
6-Month Contract | £400–£450 per day | Hybrid London
Immediate Start Required
We are currently seeking a Principal AI-Native Systems Engineer to join a major telecommunications organisation on an initial 6-month contract.
This is a senior, hands-on engineering role focused on designing and delivering cloud-native, data-intensive and AI-enabled systems across network operations, automation, data and wider technology domains.
Key Responsibilities
- Own the end-to-end architecture of complex AI-native, cloud-native and data-intensive systems.
- Translate business requirements into clear technical specifications, acceptance criteria and non-functional requirements.
- Use AI-assisted engineering tools and coding agents across design, development, testing, documentation and deployment.
- Establish engineering standards, reusable patterns, guardrails and governance for AI-assisted delivery.
- Design scalable, secure and resilient distributed systems, APIs, event-driven architectures, data pipelines and observability solutions.
- Work closely with architects, software engineers, test engineers, product owners and business stakeholders.
- Ensure solutions meet functional, security, performance, resilience and operational requirements.
- Provide technical leadership and coaching to engineering teams.
- Drive continuous improvement using production feedback and delivery outcomes.
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Essential Experience
- Strong background in Systems Engineering, Software Architecture, Distributed Systems or Cloud-Native Platform Engineering.
- Proven experience owning complex technical designs from problem definition through to production.
- Practical experience with AI-assisted engineering tools, coding agents or AI-native development practices.
- Strong understanding of algorithms, data structures, concurrency, operating systems, networking, APIs and integration patterns.
- Experience with cloud platforms, CI/CD, Infrastructure as Code, observability, security and production support.
- Strong programming capability in Go, Rust, C/C++, Java or equivalent.
- Python experience is desirable.
- Strong technical leadership and stakeholder communication skills.
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Desirable Experience
- Strong AWS experience; AWS Solutions Architect certification would be advantageous.
- Telecommunications or network operations experience.
- Experience with RAN/Core analytics, AIOps, anomaly detection, RCA or operational automation.
- Event-driven architectures, streaming data, lakehouse platforms or data engineering.
- Experience with AI agent orchestration or model-assisted development.
Contract Details
- Role: Principal AI-Native Systems Engineer
- Duration: 6 months initially
- Rate: £400–£450 per day
- Location: London
- Working Pattern: Hybrid – 2–3 days per week in the London office
- Start: Immediate starters only
If you're a senior Systems Engineer, Principal Engineer, Cloud Architect or AI-focused Technical Architect with strong hands-on engineering experience, I'd be keen to speak with you.
Apply now or message me directly for more information.
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