Lead​/Senior Software Engineer - Java​/Python​/AWS

Overview

Lead / Senior Java/ Python Engineers — Big 4 Consultancy. 12 month contract. On site in London.

• Location:
  
  London (5 days in office)
• Duration: 12 months
• Key Skills

• Proficient in Java / Python concepts and proficient advanced experience.
• Hands-on practical experience delivering system design, application development, testing, and operational stability, particularly in cloud environments.
• Advanced knowledge of cloud-based systems, artificial intelligence, and machine learning, with considerable in-depth knowledge in implementing solutions using AWS.
• Deep understanding of AI/ML solutions implementation, with emphasis on LLM applications and retrieval-augmented generation.
• Practical cloud-native experience, specifically with AWS (compute, storage, networking, IAM, KMS, observability).
• Experience with RAG-based semantic search and LLM inference workflows using OpenAI and Claude models.
• Expertise in modern SDLC and Dev Ops: CI/CD (e.g., Jenkins/Git Lab), infrastructure as code (e.g., Terraform/Cloud Formation), automated testing, and SRE practices.

One Team Lead also required to lead the team of 4 who can demonstrate a background in the following:

• Technical leadership and architecture
• Delivery ownership
• AI/ML solution stewardship
• People leadership
• Stakeholder and product partnership
• Controls and governance