Company DescriptionDetectronic, based in Nelson, Lancashire, is a UK specialist in wastewater and sewer network monitoring systems. The company designs, manufactures, and installs flow, level, and water-quality monitoring equipment used by water utilities and industrial customers to prevent flooding, reduce pollution, and improve environmental complianceJob DescriptionSoftware Development Lead Hybrid with Travel to Nelson Permanent, full-time Competitive salary, Bonus plus benefitsWe are seeking an experiencedSoftware Development Lead with deep expertise in IoT systems, cloud-native development on AWS, data ingestion pipelines, and API development. You will design and build the backend services that support our connected IoT devices-managing secure device communication, high-volume data ingress, and the APIs that power our applications and customer experiences.This role is ideal for an engineer passionate about building scalable systems that bridge the physical and digital worlds.More about the role: IoT Platform EngineeringDesign, develop, and maintain backend services that support large fleets of IoT devices.Work extensively with AWS IoT Core, MQTT messaging, Device Shadow, and secure device provisioning.Build and optimise IoT communication flows including telemetry, event handling, command/control, and device state management.Data Ingress & Telemetry PipelinesArchitect and operate real-time IoT data ingestion pipelines handling telemetry, logs, and events from thousands of devices.Implement processing workflows using Kinesis, Lambda, SQS, Kafka, Step Functions, or similar.Ensure data quality, schema governance, and reliability across ingestion and downstream data consumers.API DevelopmentBuild and maintain RESTful and GraphQL APIs supporting device management, device data retrieval, and user-facing features.Ensure APIs are secure, highly available, and performant at scale.Define API standards and patterns for internal and external consumers.Cloud & InfrastructureDesign cloud-native systems using AWS services such as API Gateway, DynamoDB, Timestream, S3, ECS/EKS, and CloudFormation/CDK.Implement observability across all IoT workloads using CloudWatch, OpenTelemetry, or related tools.Drive cost optimisation and reliability across IoT cloud infrastructure.Security & Device TrustImplement strong IoT security practices including certificate-based auth, encryption, least-privilege IAM, and secure onboarding flows.Support secure OTA updates, fleet management, and device lifecycle operations.Leadership & CollaborationLead architecture discussions and mentor mid-level and junior engineers.Participate in design reviews, code reviews, and cross-functional roadmap planning.Collaborate closely with product, firmware/embedded teams, and data engineering.QualificationsRequired Skills & ExperienceBackend or platform engineering experience, ideally with IoT or distributed systems.Strong expertise in AWS, especially AWS IoT Core, Lambda, DynamoDB, Kinesis, SQS, API Gateway.Proficiency in languages such as Python, Node.js, Go, or Java.Hands-on experience with MQTT and event-driven IoT architectures.Proven ability to build and scale data ingestion pipelines.Experience building secure, high-performance APIs for internal and external use.Solid understanding of distributed systems, cloud design patterns, and microservices.Nice to HaveExperience with edge/embedded integrations (e.g., AWS Greengrass).Familiarity with time-series databases (Timestream, InfluxDB, Timescale).Knowledge of digital twins, device simulation, or industrial IoT protocols.Containerization experience with Docker, ECS, or Kubernetes/EKS.Exposure to OTA update workflows, remote diagnostics, or fleet management tools.Additional InformationWhat we can offer you:Enhanced maternity, paternity and adoption pay and leaveCompany pension Life assurance scheme (x4 salary)Medicare Cash Plan (includes cash payments towards dental, medical, therapeutic treatments) with the option to add up to 4 dependantsRefer a friend schemeEmployee assistance programme (access to GP appointments and mental health support)Competitive annual leave plus bank holidays Training and career progression opportunitiesAdler and Allan are committed to fostering diversity and inclusion in our workplace. We proudly embrace equal opportunities for all applicants, regardless of race, colour, religion, sex, sexual orientation, gender identity or national origin. If you require any support with your application, whatever the circumstance, please let us know.JBRP1_UKTJ