Location: Melton, Woodbridge (Hybrid)

Salary: Up to £35,000

We are looking for an Associate Software Engineer to join the team at X-on in Melton, Woodbridge. Within this role you will help build the infrastructure that powers our next generation of call experiences and data insight tools for our NHS customers.

Responsibilities :

Work within a small agile team to solve technical challenges, develop new functionality and make non-functional improvements to our products and services.

Understand business requirements and how they translate into technical design and development projects and tasks.

Participate in architectural and design discussions and diagnose and troubleshoot complex technical issues

Work with stakeholders to progress and report on projects and tasks

Building Voice Agents: Developing and maintaining our Go-based Voice Agent

API Development: Contributing to our unified AI API that acts as the gateway between our telephony products and various AI providers

Tool Creation: Developing “Tools” (Function Calling) that allow LLMs to interact with real-world data, enabling features such as consultant lookups (RAG) and clinical system integrations

Data Insights: Building pipelines to transcribe and analyse historical call recordings to extract sentiment, summary, and outcome data

Prompt Engineering: Refining system prompts to ensure our agents are safe, accurate, and empathetic in a healthcare context.

Learning and Development: Keeping up to date with the rapidly changing AI landscape (e.g. exploring new models) and prototyping how they can be applied to our products

Operations: Optionally contribute to our AI infrastructure to help operate self-hosted open-source models

Testing & Validation: Development of tooling to assist our Test Team in conducting evals against our many provider models to ensure we are continually optimising for quality and cost

Skills Required:

Competent in primary tech stack

Confident with computer science basics (algorithms, data structures, complexity, design patterns)

Is productive with the basic tools in their discipline Key Skills

Can contribute to an existing framework

Adheres to test coverage standards

Regularly applies learnings from past experience

Programming Proficiency: Foundation in a backend language. Our stack is primarily Go (Golang), so experience with Go or a strong willingness to cross-train from C++/Java/Rust/Python is required

API Integration: Experience consuming RESTful APIs and understanding of JSON data structures

AI/LLM Exposure: Practical experience interacting with LLM APIs (OpenAI, Anthropic, etc.) and understanding concepts like Context Windows, RAG, System Prompts, and Temperature

Concurrency: Understanding of asynchronous programming (WebSockets, goroutines) is highly beneficial given the real-time nature of voice data

Benefits:

25 Days Holiday

Birthday Day Off

Buy Holiday Scheme

Cycle to Work Scheme

Winter Flu Jabs

Free On-Site Parking

Learning and development budget with Professional Qualification Support

Social benefits (paid social events)

SCG is proud to be an equal opportunities employer.

We welcome applications from all parts of the community and are committed to upholding the principles of the Equality Act 2010.

We are committed to supporting applicants with disabilities. We will endeavour to make necessary adjustments to ensure a fair and accessible recruitment process.

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