GenAI Senior Full-Stack Software Engineer (Codified Controls) | Belfast, UK | Hybrid

Citi; Belfast; Hybrid; GBP 100,000 - 125,000; Full time

Job summary

A leading global financial services company is looking for a Senior Full-Stack Software Engineer to join their team in Belfast. This role involves building innovative product solutions leveraging Generative AI technologies. You will design and develop applications while collaborating with cross-functional teams. The ideal candidate will have strong experience in Python, Go, and TypeScript, and a passion for continuous learning. The position offers a hybrid work model and a competitive salary with a range of benefits.

Benefits

27 days annual leave

Discretional annual performance-related bonus

Private Medical Care & Life Insurance

Pension Plan

Paid Parental Leave

Employee Assistance Program

Qualifications

• Proven experience as a Full-Stack Software Engineer in product-focused teams.
• Strong experience delivering production code in Python, Go, and TypeScript.
• Experience working in agile software development environments.

Responsibilities

• Design, develop, and test software applications leveraging AI capabilities.
• Collaborate closely to ensure software is developed and delivered on time.
• Integrate and optimize Large Language Model capabilities in production applications.

Skills

Problem-solving skills

Communication skills

Collaboration

Technical curiosity

Tools

Python

Go

TypeScript

Kubernetes

MongoDB

Job description

GenAI Senior Full-Stack Software Engineer (Codified Controls)

GenAI Senior Full-Stack Software Engineer (Codified Controls)

Citi Belfast, United Kingdom Apply now Posted 3 days ago Hybrid Job Permanent Competitive

GenAI Senior Full-Stack Software Engineer (Codified Controls)

Citi Belfast, United Kingdom Apply now

Discover your future at Citi
Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview
The Department
Developer Enablement is a function of the CTO organization. Our mission is to make it easy and enjoyable for software engineering teams to transform business ideas into innovative product solutions. Our main goals are to improve and upgrade tools, streamline processes, automate and strengthen controls, and help development teams adopt modern working methods.

The Team
The Codified Controls team within Developer Enablement is revolutionizing how we manage policies, standards, and controls through a company-wide "everything-as-code" initiative. We build and deliver automated controls, developing both the core technology and supporting infrastructure. As a product-focused team, we prioritize user needs and iterative development through close collaboration. We seek engineers with proven experience in product-oriented environments and a demonstrated ability to empathize with users.

The Role
Software Engineers are critical to delivering the suite of tools within our department. As a GenAI Senior Full-Stack Software Engineer, you'll play a key role in building high-impact products, collaborating with cross-functional teams, and continuously improving your skillset. We believe our engineers should participate in all stages of product development - from ideation to execution - and you will be integral to every step of that journey. You will work extensively with Generative AI technologies, such as GPT-4 and Gemini, integrating their capabilities into our systems through advanced prompt engineering and API integration.

As the GenAI Senior Full-Stack Software Engineer, you'll demonstrate a deep understanding of user needs while contributing to the overall product vision. You'll translate cutting-edge GenAI research into scalable, production-grade solutions, bridging the gap between experimentation and enterprise deployment.

Our diverse tech stack encompasses Python, Go, TypeScript, React, Kubernetes, MongoDB, and Generative AI integrations, requiring adaptability and a commitment to continuous learning.

Responsibilities

• Design, develop, and test software applications that leverage Large Language Models and AI capabilities
• Collaborate closely with team members to ensure software is developed and delivered on time and within budget
• Set standards for excellence: high-quality software and exceptional user experiences
• Stay current with the latest software development trends and AI/ML technologies
• Ensure software platforms comply with Citi's security and Software Development Life Cycle processes
• Work with diverse teams across the organization to drive adoption of everything-as-code and codified controls mindset
• Support and drive cultural change by encouraging critical thinking about controls and processes and fostering a culture of continuous improvement
• Integrate and optimize Large Language Model capabilities in production applications
• Develop robust prompt engineering strategies and AI workflow automation

Key Characteristics

• Proven ability to identify and solve complex problems effectively
• Excellent communication and collaboration skills
• Self-motivated with the ability to work effectively in both team and remote environments
• Pragmatic and creative approach to risk management
• Champion of inclusion and diversity in all aspects of work
• Growth mindset with willingness to learn and adapt in a fast-paced environment
• Demonstrates enthusiasm and builds trust through empathy
• Strong technical curiosity, especially regarding AI/ML technologies

Required Experience

• Proven experience as a Full-Stack Software Engineer in product-focused teams
• Strong experience delivering production code, preferably in Python, Go, and TypeScript
• Experience working in agile software development environments
• Demonstrated experience with distributed systems, event-driven architectures, container-based microservices, distributed logging, SQL and NoSQL databases, and DevSecOps practices

Preferred Experience

• Previous experience working with OpenAI, Anthropic, Google AI, or similar LLM providers
• Experience integrating AI/ML models or APIs into production applications
• Familiarity with Large Language Model APIs, prompt engineering, and AI workflow design
• Understanding of AI safety, responsible AI practices, and model performance optimization
• Knowledge of vector databases and semantic search technologies
• Experience with AI model fine-tuning or custom model deployment
• Background in natural language processing or machine learning
• Experience with AI governance and compliance frameworks

What we'll provide you
By joining Citi Belfast, you will not only be part of a business casual workplace with a hybrid working model (up to 2 days working at home per week), but also receive a competitive base salary (which is annually reviewed), and enjoy a whole host of additional benefits such as:

• 27 days annual leave (plus bank holidays)
• A 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
• Access to an array of learning and development resources

Visit ourGlobal Benefitspage to learn more.
Alongside these benefits Citi is committed to ensuring our workplace is where everyone feels comfortable coming to work as their whole self, every day. We want the best talent around the world to be energized to join us, motivated to stay and empowered to thrive.

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Job Family Group:
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Job Family:
Applications Development ------------------------------------------------------
Time Type:
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Most Relevant Skills
Please see the requirements listed above.------------------------------------------------------
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.------------------------------------------------------
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi .

View Citi's EEO Policy Statement and the Know Your Rights poster.

Working at Citi is far more than just a job. A career with us means joining a team of more than 200,000 dedicated people from around the globe. At Cit...

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