GenAI Platform Engineer (Full-Stack)

Citigroup Inc.; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

27 days annual leave

Discretional annual bonus

Private Medical Care & Life Insurance

Employee Assistance Program

Pension Plan

Paid Parental Leave

Special discounts for employees

Job summary

Citi London is seeking a skilled full-stack engineer to help build GenAI-powered solutions at the heart of a global financial leader. You’ll work on high-impact projects within a collaborative, forward-thinking team and shape the future of our technology.

In this hybrid role, you’ll contribute to design and delivery across frontend, backend, APIs, and cloud services, while applying DevSecOps practices and mentoring colleagues to drive platform adoption and engineering excellence.

Qualifications

• 3–5 years of software development experience.
• Strong Python and frontend (TypeScript/React) or backend (Go) skills.
• Experience with GenAI or AI-enabled solutions.
• Cloud-native development with Kubernetes, containers, microservices.
• Knowledge of SQL and NoSQL databases and APIs.
• Bachelor's degree in CS/Engineering or equivalent.

Responsibilities

• Build GenAI-enabled platforms impacting thousands of developers.
• Shape technical direction across frontend, backend, APIs, and cloud services.
• Collaborate with tech and business partners to align strategy.
• Promote DevSecOps and engineering best practices.
• Drive platform adoption and automation capabilities.
• Mentor team members and lead projects.

Skills

Software development

Full-stack development

Python

TypeScript/React

Go

GenAI experience

Kubernetes

Databases (SQL/NoSQL)

Collaboration

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Kubernetes

Job description

Citi London is seeking a skilled full-stack engineer to help build GenAI-powered solutions at the heart of a global financial leader. You’ll work on high-impact projects within a collaborative, forward-thinking team and shape the future of our technology.

In this hybrid role, you’ll contribute to design and delivery across frontend, backend, APIs, and cloud services, while applying DevSecOps practices and mentoring colleagues to drive platform adoption and engineering excellence.