Senior Software Engineer (Agentic AI Platform)
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We are seeking an experienced Senior Software Engineer to join our team building a cutting-edge agentic AI platform for conversational AI agents in the insurance retail space. You will work with AWS Bedrock, serverless architectures, and modern DevOps practices to deliver scalable, secure, and reliable AI-powered solutions.
About CDL
CDL is one of the UK’s leading software development houses, employing over 600 people at its campus in Stockport. It has a consistent history in the high‑volume retail insurance sector. CDL has spearheaded developments in the aggregator, web and telematics space, including connected home, enrichment and self‑service solutions. As a result, the company’s robust and innovative technologies have enabled its customers to thrive in the highly competitive UK insurance marketplace.
We have built a collaborative and creative culture where we employ agile techniques to deliver our pace‑setting applications. We pride ourselves on cultivating an inspiring working environment with our employees at the heart of our company. In a nutshell we are the market‑leading software house in our industry, creating the software, websites and apps for the Insurance & Finance sector across the UK.
Key Responsibilities
* Design and implement serverless AI agent solutions using AWS Lambda, API Gateway and Bedrock.
* Build robust API integrations with validation, authentication and error handling.
* Work with Amazon Bedrock agents and foundation models.
* Implement AI guardrails for content filtering, PII protection and prompt injection prevention.
* Optimise AI agent performance, cost and response quality.
* Implement monitoring and observability for AI workloads.
* Use Infrastructure as Code for AWS resource management.
* Maintain and enhance repositories using GitLab CI/CD.
* Apply security best practices and manage vulnerabilities.
* Design scalable architectures supporting multi‑client deployments.
* Participate in code reviews and maintain high code quality standards.
Preferred Experience
* 5+ years of software engineering experience with cloud platforms.
* Experience in insurance or regulated industries.
* AWS certifications such as AWS Cloud Practitioner or AWS AI Practitioner.
Soft Skills
* Continuous learning and adaptability – Ability to quickly learn and apply new technologies and best practices.
* Problem‑solving and analytical thinking – Strong capability to diagnose complex issues and design effective solutions.
* Communication – Excellent verbal and written communication skills, with the ability to explain technical concepts to both technical and non‑technical audiences.
* Collaboration and mentorship – Experience mentoring junior developers and fostering a culture of knowledge sharing.
* Agility and resilience – Comfortable working in fast‑paced, agile environments.
* Attention to detail – Commitment to delivering high‑quality, secure and reliable solutions.
* Ownership and accountability – Proactive approach to taking responsibility for deliverables and outcomes.
* Customer‑centric mindset – Ability to align technical solutions with business needs and user experience goals.
Technology Stack
* Languages: Python, TypeScript, JavaScript.
* Cloud: AWS (Lambda, Bedrock, API Gateway, S3, CloudWatch, DynamoDB).
* AI: Amazon Bedrock, large language models, Kiro (IDE/CLI).
* Infrastructure: Terraform/OpenTofu, GitLab CI/CD.
* Monitoring: Dynatrace, CloudWatch.
* Testing: pytest, Jest, Karate, Postman.
Compensation
£50,000 - £57,000 per year.
Benefits
* Hybrid working (2 days a week in the office – SK4 2HD).
* Truly flexible working.
* 25 days holiday to start, increasing by 1 day per year of service up to 30 days.
* Top employer for 9th year running.
* Excellent training and development platform.
* Opportunities for career progression.
* Health and wellbeing programme.
* Virtual activities, lunch and learns, coffee mornings and meetups.
* Life and health assurance.
* Electric vehicle scheme.
* Established recognition award system.
* Great parental benefits.
* Diversity and inclusion network.
* Pension scheme.
* Community projects and volunteer days.
* Refer a friend bonus.
Campus Benefits
* On‑site free parking.
* Open‑plan modern offices.
* Quiet spaces.
* Shuttle bus to and from the station.
* Subsidised restaurant.
* Games room and chill‑out zone.
* Annual hackathon and deep racer events.
* Social activities, regular social events through our social group Xtra, including a summer BBQ, competitions, bowling, go‑karting, football games, winter party and more!
* Car wash, barber, yoga classes, boot‑camp and massage services all on site.
* Cycle to work scheme.
* Shower and dry rooms.
Diversity and Inclusion
We’re on a journey to keep innovating, that means welcoming new ideas and ways of thinking. CDL recognises that building a diverse workforce is critical to the success of our business. We strongly encourage applications from a diverse talent pool and welcome the opportunity to discuss flexibility requirements and workplace adjustments with all our applicants.
Recruitment Agency Notice
CDL have a PSL in place. Any unsolicited submission of candidate details will be considered freely given and unsolicited. Only candidate profiles that have been formally discussed with and approved by our Talent Acquisition team prior to submission and submitted by agencies on our Preferred Supplier List operating under agreed terms are authorised to submit candidates. This policy was last updated in April 2025.
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