Database Devops Engineer

11037 Citibank, N.A. United Kingdom; Belfast City District; Híbrido; GBP 65.000 - 90.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Hybrid work model

Generous holiday

Annual bonus

Private medical insurance

Pension plan

Learning resources

Descripción de la vacante

Citibank, N.A. United Kingdom is seeking an experienced Application Database Engineer in Belfast to manage and migrate Oracle, MongoDB and Big Data platforms to AWS, GDP and private cloud like Snowflake.

The role emphasizes AI/Agentic AI driven automation for performance, security and self-healing. The position offers hybrid work with up to 2 days at home weekly, competitive base salary, and a pathway to advanced certifications and leadership opportunities within Citi's Finance Application

Formación

• Hybrid infrastructure & container platforms including OpenShift/Kubernetes.
• Cloud database migrations to AWS and GDP.
• AI/Agentic AI solutions for automation and monitoring.
• Scripting and IaC with Python, Shell, Terraform/Ansible.

Responsabilidades

• Manage hybrid DB infra across on-prem and cloud.
• Lead cloud migrations with minimal downtime.
• Develop AI/agentic AI solutions for monitoring and self-healing.
• Automate DB administration and security via IaC.

Conocimientos

Python

Oracle

MongoDB

Big Data

AI/Agentic AI

Scripting

IaC

OpenShift

Cloud migrations

Herramientas

Terraform

Ansible

OpenShift

Descripción del empleo

Are you looking for a career move that will put you at the heart of a global financial institution? Then bring your skills in analysis, problem solving and communication to Citi’s Loan’s processing Team.

By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress.

Team/Role Overview

You will be joining the Application Infrastructure DevOps team supporting the Citi Finance Application – Finance Full Suite. Our team is directly responsible for the health, availability, scalability, and ongoing modernization of the core application platform that underpins Citi's global financial operations and reporting workflows.

Currently, the platform operates across a hybrid infrastructure comprising on-premises environments (Red Hat OpenShift container platform, virtual machines, and bare-metal physical servers) as well as cloud-hosted environments. Our diverse data ecosystem includes Oracle, OraaS, MongoDB, IBM Object Store, and Snowflake (hosted on Private Cloud – AWS).

What you’ll do

• Manage Hybrid Database Infrastructure: Oversee the day-to-day reliability, performance, capacity, and upkeep of database systems hosted across on-prem physical/VM servers, OpenShift clusters, and Cloud VMs (Oracle, OraaS, MongoDB, IBM Object Store, and Snowflake).
• Lead Cloud Migration Initiatives: Plan, architect, and execute migrations of legacy databases and Big Data platforms from on-premise infrastructure to AWS, GDP (GCP Data Platform), and Snowflake (Private Cloud - AWS) with zero or near-zero downtime.
• Implement AI & Agentic AI Solutions: Develop intelligent agents and automated solutions for real-time telemetry monitoring, automated index/query tuning, proactive anomaly detection, and automated self-healing workflows.
• Containerize & Modernize Workloads: Work with Red Hat OpenShift and containerized database/data services to streamline microservice-to-database connectivity and lifecycle management.
• Ensure Resiliency & Disaster Recovery: Maintain and validate robust High Availability (HA) and Disaster Recovery (DR) frameworks, automated failovers, and backup/restore procedures to meet stringent enterprise finance RTO/RPO targets.
• Automate via IaC and CI/CD: Build reusable Infrastructure as Code (Terraform, Ansible) and Python automation scripts for routine DBA tasks, patch management, security scanning, access management, and automated release verification.
• Security & Compliance Governance: Enforce strict data governance, data encryption (at rest and in transit), audit trail validation, and vulnerability remediation across all database environments.
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What we’ll need from you

• Hybrid Infrastructure & Containers:
• Solid understanding of hybrid infrastructure environments: bare-metal physical servers, Linux VM servers, Cloud VMs, and Red Hat OpenShift / Kubernetes container platforms.
• Cloud Database Migrations: Proven track record of architecting and executing complex database migrations to AWS and GDP (Google Cloud Platform).
• AI & Automation: Experience building or utilizing AI / Agentic AI / Machine Learning tools or custom Python scripting to automate database operations, telemetry analysis, or performance tuning.
• Scripting & IaC: Advanced proficiency in Python, Shell scripting, and automation tools such as Ansible and Terraform.
• Performance Engineering: Demonstrated ability to troubleshoot slow queries, analyze execution plans, eliminate memory/IO bottlenecks, and tune distributed workloads.undefined

What we can offer you

• Direct Impact on Enterprise Finance: Work on the critical platform engine powering Citi’s global Finance Full Suite, directly contributing to the firm's balance sheet and regulatory operations.
• Cutting-Edge Tech Exposure: Hands-on experience modernizing traditional enterprise databases with OpenShift, hybrid cloud environments (AWS, GDP, Snowflake), and Agentic AI automation.
• Career Growth & Continuous Learning: Access to industry-leading technical certifications, Citi’s internal learning platforms, and structured leadership and engineering pathways.
• Collaborative & Inclusive Culture: A diverse, agile engineering environment that prioritizes collaboration, technical excellence, and work-life flexibility.
• Competitive Rewards: Comprehensive compensation, health benefits, retirement programs, and wellness resources.

We work hard to have a positive financial and social impact on the communities we serve. In turn, we put our employees first and provide the best-in-class benefits they need to be well, live well and save well.

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:

• Generous holiday allowance starting at 27 days plus bank holidays; increasing with tenure·
• A discretional annual performance related bonus
• Private medical insurance packages to suit your personal circumstances·
• Employee Assistance Program
• Pension Plan
• Paid Parental Leave
• Special discounts for employees, family, and friends ·
• Access to an array of learning and development resources

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.

Seeking an experienced Application Database Engineer to manage and migrate our Oracle, MongoDB, and Big Data systems to AWS, GDP, and private cloud platforms like Snowflake. This role is focused on leveraging AI and Agentic AI to build intelligent, automated solutions for database operations, performance, and security.

Key Responsibilities

• Manage and migrateOracle (Oraas),MongoDB, andBig Datasystems to cloud platforms includingAWS,GDP, andSnowflake.
• Develop and implementAI and Agentic AI solutionsfor intelligent database monitoring, automated performance tuning, and self-healing.
• Implement and overseehigh availability,disaster recovery, and performance optimization across all database environments.
• Automate database administration, security compliance, and management tasks using scripting and IaC principles.

Required Skills & Experience

• 5-8 years of relevant experience
• Strong experience withOracle,MongoDB, andBig Datatechnologies.
• Proven track record incloud database migrations(AWS, GDP).
• Experience developing or maintainingAI/Agentic AI solutionsfor database automation.
• Expertise in databaseperformance tuning,high availability, anddisaster recovery.
• Proficiency in scripting withPython

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

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