Lead Software Engineer - Java / Python / AWS

Morris Sinclair Recruitment; City Of London; On-site; GBP 70,000 - 90,000; Full time

Job summary

A prominent recruitment agency is seeking a Lead/Senior Engineer, proficient in Java and Python, for a 12-month contract in London. The ideal candidate will possess extensive cloud and AI/ML expertise, lead a team of engineers, and manage stakeholder relationships. This role emphasizes hands-on experience, technical leadership, and a strong understanding of cloud environments. You will be responsible for delivering AI/ML solutions and ensuring operational stability in a Big 4 consultancy setting.

Qualifications

• Proficiency in Java / Python concepts.
• Hands-on experience in system design, application development, and operational stability.
• In-depth knowledge of cloud-based systems and AI/ML implementation.

Responsibilities

• Lead a team of 4 engineers and oversee technical leadership.
• Ensure delivery ownership and stewardship of AI/ML solutions.
• Engage in stakeholder partnership and governance controls.

Skills

Java proficiency

Python proficiency

Cloud computing experience

AI/ML solutions implementation

DevOps practices

Tools

AWS

Terraform

Jenkins

Job description

Overview

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

Details

• 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 DevOps: CI/CD (e.g., Jenkins/GitLab), infrastructure as code (e.g., Terraform/CloudFormation), automated testing, and SRE practices.

Team Leadership

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