Principal Python Engineer Company: OCHO Building Teams Type: Permanent Full time Contact: Ryan Quinn on LinkedIn Overview OCHO is hiring a Principal Python Engineer to lead the architecture and delivery of high performance, cloud native platforms operating at scale. This role is suited to an engineer with experience delivering production grade systems in complex domains such as financial services, energy technology, or trading, and who enjoys setting technical direction while remaining hands on. You will play a key role in shaping platform architecture, improving engineering standards, and supporting teams delivering critical systems across multiple regions. The Opportunity Own the design and implementation of Python microservices deployed across AWS and on premise environments Build large scale data capture, processing, and transformation platforms using event driven architectures Drive best practice across CI/CD, branching strategy, release automation, and operational excellence Collaborate with cross functional teams across the UK, Ireland, and Europe on trading, monitoring, and optimisation platforms Mentor engineers at all levels, support graduate onboarding, and influence long term engineering standards Technical Environment Python, FastAPI, GraphQL using Strawberry, ETL pipelines AWS including EC2, ECS, ECR, RDS, IoT Core, IAM, MSK Docker, Linux, cloud native infrastructure Kafka MSK, MQTT, REST APIs, Redshift, SQL Bitbucket, CI/CD pipelines, trunk based development, automation first workflows What You Will Bring Six or more years of commercial software engineering experience, ideally with exposure to client facing delivery Strong commercial Python expertise; certifications such as PCEP or PCAP are advantageous Experience designing event driven systems, microservices, and high throughput data platforms Demonstrated leadership through mentoring, technical guidance, and supporting early career engineers Sector experience within energy markets, trading systems, or financial services is beneficial Whats On Offer Competitive salary plus options Significant influence over architecture, process, and engineering direction A culture focused on innovation, learning, and technical excellence High impact, cross functional exposure across multiple products and markets Interested For an informal conversation, connect with Ryan Quinn on LinkedIn or apply with your CV. Skills: Python AWS Microservices Benefits: Work From Home Options