A fast-growing Legal and Financial Services company based in Liverpool is requires a hands-on Lead Integration Engineer & Developer to take ownership of their growing integration platform connecting core internal systems with external partners and services. This is a high-impact role combining deep technical delivery with architectural leadership. Youll spend a significant portion of your time building production systems, while also shaping the future of their integration ecosystem.

The platform is built around HubSpot and a modern event-driven architecture in AWS, and youll play a key role in defining how they design APIs, process events, and scale integrations across the business.

The role is paying £90,000-£100,000 plus good benefits and is a hybrid role (3 days in the office 2 working from home), but with attendance in the central Liverpool office encouraged given the nature of the role and the team management aspect.

Technology Environment

Core Stack

• AWS (Lambda, API Gateway, EventBridge, SQS, SNS)
• Node.js / TypeScript and Python

Data & Infrastructure

• DynamoDB, RDS
• Infrastructure as Code (Terraform, CDK, CloudFormation)
• CloudWatch and observability tooling

Integrations

• HubSpot (CRM)
• Internal microservices and external APIs

Required Experience

• Significant experience in backend or platform engineering
• Strong hands-on AWS experience (serverless preferred)
• Proven experience with distributed, event-driven systems
• Experience integrating with third-party APIs
• End-to-end ownership of systems (design/build/operate)

Technical Expertise

• Event-driven architecture (EventBridge, SQS, SNS, Kafka)
• Reliability patterns (retries, idempotency, DLQs)
• Observability and debugging in distributed systems
• Data modelling and schema evolution

Leadership & Collaboration

• Ability to lead technical design and influence architecture
• Experience mentoring engineers
• Strong communication across technical and non-technical teams
• Comfortable in a fast-paced, evolving environment

Desirable

• Experience with HubSpot or CRM integrations
• Ownership of internal integration platforms
• High-volume event ingestion or real-time pipelines
• Containerisation (Docker, ECS, Kubernetes)
• Observability tools (Datadog, OpenTelemetry)