Senior Backend Java Engineer — AI Agent Workflows

Scrumconnect Limited; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Scrumconnect Consulting in London is seeking an experienced Backend Developer to design, build, and maintain scalable, secure server-side services and APIs, while advancing Agentic AI capabilities within our engineering platform. The role sits at SFIA Level 4, working under general direction with some autonomy and mentoring of junior engineers.

Our projects power UK government digital services, with a track record of positively influencing the lives of millions of UK citizens.

Qualifications

• Bachelor's degree in Computer Science or related field.
• 10-15 years' commercial backend development experience.
• Proven experience delivering production-grade services in Agile/Scrum teams.
• Exposure to integrating AI/LLM capabilities into production systems.
• Good communication skills; able to explain technical trade-offs.

Responsibilities

• Design, develop, test, and maintain backend services and REST/GraphQL APIs.
• Contribute to system architecture and data model design with senior engineers.
• Write clean, well-tested code following TDD/BDD and team standards.
• Participate in code reviews and provide feedback.
• Integrate backend services with databases, messaging systems, and third-party APIs.
• Build and operate agentic AI workflows and tool integrations.
• Support CI/CD pipelines and cloud infrastructure (AWS/Azure) for team services.
• Diagnose production issues with monitoring, logging, and observability.
• Document designs, APIs and agent workflows for engineers and stakeholders.
• Collaborate with QA, DevOps, and product teams in an Agile/Scrum delivery model.

Skills

Backend development

Java/Spring Boot

REST/GraphQL APIs

Agentic AI workflows

LLM integration

TDD/BDD

CI/CD

AWS/Azure

Security & data privacy

Distributed systems

Kotlin/Scala

Education

Bachelor's degree in Computer Science or related field

Tools

Kafka

RabbitMQ

Maven/Gradle

Git/Jenkins

LangChain

LangGraph

AutoGen

CrewAI

MCP

Pinecone/Weaviate

Job description

Scrumconnect Consulting in London is seeking an experienced Backend Developer to design, build, and maintain scalable, secure server-side services and APIs, while advancing Agentic AI capabilities within our engineering platform. The role sits at SFIA Level 4, working under general direction with some autonomy and mentoring of junior engineers.

Our projects power UK government digital services, with a track record of positively influencing the lives of millions of UK citizens.