Lead Golang Software Engineer, Citi

Lead Golang Software Engineer

Citi

Location:
United Kingdom, London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Not provided

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Job Description:

Lead Golang Software Engineer position in Citi's Application, Platform and Engineering team, focused on shaping the tech and engineering strategy for the bank. The role involves working with modern technologies including generative AI, cloud, security, modern app stacks with Golang, open source, and Kubernetes ecosystem.

Job Responsibility:

Lead the 0-1 build of multiple AI products
Design and build high-quality, highly reliable products with user experience at the centre
Be responsible for engineering innovative, best in class AI platforms for the bank
Creating firsts in the Generative AI space for Citi
Continually iterate and scale Generative AI products
Mentor and nurture other engineers to help them grow their skills and expertise

Requirements:

Fluency in Golang
Experience designing control and sandboxing systems for AI experimentation
Experience maintaining and/or contributing to bug bounty and responsible disclosure programs
Understanding of language models and transformers
Rich understanding of vector stores and search algorithms
Large-scale ETL development
Direct engineering experience of high performance, large-scale ML systems
Hands on MLOps experience with appreciation of end-to-end CI/CD process
Experience supporting fast-paced startup engineering teams
Contributor to opensource with experience creating APIs and ML/Ops automation

Nice to have:

Python knowledge
Experience with generative AI projects utilizing LLMs
Complex and clever architecture design experience
Systematic evaluation of LLM behavior

What we offer:

27 days annual leave plus bank holidays
Discretional annual performance related bonus
Private Medical Care
Life Insurance
Employee Assistance Program
Pension Plan
Paid Parental Leave
Special discounts for employees, family, and friends
Hybrid working model (up to 2 days working at home per week)
Competitive base salary (annually reviewed)

Additional Information:

Job Posted:
August 29, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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