Senior Software Development Engineer Test

Alphayotta; Greater London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading technology firm in Greater London seeks an experienced Software Engineer to design and build tools for validating ML data pipelines. Applicants should have over 8 years of software development experience with a focus on Python and AWS services. Responsibilities include developing automation frameworks and mentoring junior engineers. A bachelor’s or master’s degree in computer science or engineering is required. This role offers a chance to work in a dynamic environment with scalable and resilient platforms.

Qualifications

• 8+ years of hands-on software development experience, focusing on backend systems.
• Expert knowledge in Python and testing frameworks.
• Solid experience with AWS services and Terraform.

Responsibilities

• Design and build tools to validate ML data pipelines.
• Develop automation frameworks and contribute to CI/CD pipeline.
• Mentor junior engineers and establish technical standards.

Skills

Python

CI/CD systems

Cloud services

Infrastructure as Code

Automation frameworks

Object-oriented programming

Education

Bachelor's or master's degree in computer science or related field

Tools

Terraform

AWS

GitHub Actions

Jenkins

Job description

Responsibilities

• Design and build high-performance tools and services to validate the reliability, performance, and correctness of ML data pipelines and AI infrastructure.
• Develop platform-level test solutions and automation frameworks using Python, Terraform, and modern cloud-native practices.
• Contribute to the platform’s CI/CD pipeline by integrating automated testing, resilience checks, and observability hooks at every stage.
• Lead initiatives that drive testability, platform resilience, and validation as code across all layers of the ML platform stack.
• Collaborate with engineering, MLOps, and infrastructure teams to embed quality engineering deeply into platform components.
• Build reusable components that support scalability, modularity, and self-service quality tooling.
• Mentor junior engineers and influence technical standards across the Test Engineering Program.

Required Qualifications

• Bachelor’s or master’s degree in computer science, Engineering, or a related technical field.
• 8+ years of hands‑on software development experience, including large‑scale backend systems or platform engineering.
• Expert in Python with a strong understanding of object-oriented programming, testing frameworks, and automation libraries.
• Experience building or validating platform infrastructure, with hands‑on knowledge of CI/CD systems, GitHub Actions, Jenkins, or similar tools.
• Solid experience with AWS services (Lambda, S3, ECS/EKS, Step Functions, CloudWatch).
• Proficient in Infrastructure as Code using Terraform to manage and provision cloud infrastructure.
• Strong understanding of software engineering best practices: code quality, reliability, performance optimization, and observability.

Preferred Qualifications

• Exposure to machine learning workflows, model lifecycle management, or data engineering platforms.
• Experience with distributed systems, event-driven architectures (e.g., Kafka), and big data platforms (e.g., Spark, Databricks).
• Familiarity with banking or financial domain use cases, including data governance and compliance-focused development.
• Knowledge of platform security, monitoring, and resilient architecture patterns.