Lead Software Engineer

Location: City Of London
You can view our cookie policy

Lead Software Engineer page is loaded## Lead Software Engineer remote type:
Hybrid locations:
UK - London time type:
Full time posted on:
Posted Todayjob requisition :
JREQ
134315

We are looking for a
** Lead Software Engineer
** to join our
** AI Engineering team
** in
** London**. This is an exciting opportunity to work on cutting-edge AI-powered software, building reliable, scalable solutions that leverage Python, cloud technologies (Azure/AWS), microservices, and LLM-based applications.

You will be joining a small, highly skilled engineering team, reporting to the Engineering Manager. We have deep expertise in backend development, AI/ML, cloud services, and data engineering, and we would love to speak with you if you have strong skills in Python backend engineering, cloud ecosystems, and AI-driven solution development.
** About You – experience, education, skills, and accomplishments
*** Bachelor’s degree in computer science, Software Engineering, or a related field, or equivalent experience.
* 6+ years of professional software engineering experience, including 3+ years developing backend systems in Python (APIs, microservices, ETL pipelines).
* 5+ years of experience working in cross-functional, agile teams, collaborating with Product, Cloud Ops, Architecture, Engineering, and SMEs.
* 1+ year of experience working with LLMs or agentic AI applications, with demonstrable understanding of their reliability challenges.
* 3+ years of experience working in cloud environments (Azure or AWS), including deploying or integrating backend services.
** It would be great if you also have . . .
*** Experience contributing to or defining
** software architecture
** for complex systems.
* Experience with
** AI/ML workflows**, such as RAG, vector databases, or evaluation techniques.
* Experience mentoring or providing
** technical guidance
** to other engineers.
* Scoping technical projects from initial ideas through implementation, taking initiative in shaping direction and contributing to strategic decisions such as whether to build capabilities in-house, use cloud-native services, or adopt open-source technologies.
* Designing, developing, and maintaining backend services, including APIs, microservices, and ETL pipelines running in Azure or AWS.
* Translating ideas, requirements, and problem statements from multiple teams into high-quality, reliable code and working proof-of-concepts.
* Collaborating closely with Cloud Operations, Solution Architecture, Product Engineering, Product Management, and SMEs to understand needs and deliver technical solutions.
* Building and iterating LLM-based or agentic AI applications, ensuring reliability, quality, and awareness of AI limitations.
* Evaluating and integrating with applications written in other languages (e.g., Java, Typescript) when needed.
* Leading the technical approach on assigned work by taking initiative and ownership from design through implementation.
* Testing, validating, and continuously improving solutions through unit tests, automation, and iterative development.
* Progressing projects from initial concept to prototype and contributing to the technical plans needed to move them toward production.
* Working in an agile, fast-paced environment, adapting priorities based on business needs and contributing to a culture of continuous improvement.
** About the Team
** Our team is part of the LS&H Innovation group, focused on developing AI-driven capabilities across the organization. The immediate team consists of the Engineering Manager and three Lead Software Engineers. We also work closely with Solutions Architects, who play a key role in shaping technical direction and supporting platform development.

We operate within a broader AI Innovation ecosystem that includes multiple software engineering teams and a dedicated Product Management function. Collaboration across these groups is central to how we explore opportunities, build innovative solutions, and accelerate AI adoption across the organization.
** Hours of Work
** This is a full-time position, primarily working core business hours in BST time zone, with flexibility to adjust to various global…