Senior Reliability Engineer

Citi; New York (NY); Hybrid; USD 65,000 - 110,000; Full time

Benefits offered by this job

Private Medical Care

Life Insurance

Pension Plan

Parental Leave

Job summary

Citi Technology seeks a Senior Reliability Engineer for the Developer Services Team in hybrid Poland.

You will automate manual tasks, deploy MCP servers for AI interactions, and drive resiliency across Citi platforms while collaborating with global teams. This role emphasizes automation, monitoring, and scalable enterprise systems.

Qualifications

• Experience in CI/CD in large enterprise tech-stack infra-architecture.
• Hands-on experience deploying and scaling MCP in complex enterprise environments.
• Understanding of SRE/DevOps/CI/CD.
• Strong analytical, algorithmic, and problem-solving skills.

Responsibilities

• Develop in an agile environment, building scalable software solutions with CI/CD tools.
• Collaborate with developers and engineers to automate manual processes and integrate AI tools.
• Drive resiliency and support service migrations to SaaS.
• Investigate production issues and propose corrective actions.

Skills

Python

CI/CD

SRE/DevOps

GitHub

Docker

Jira

Confluence

Tools

Bitbucket

Copilot

Job description

Senior Reliability Engineer

Job Req Id:

26960506

Location(s):

Warsaw, Mazovia, Poland

Job Type:

Hybrid

Posted:

May. 25, 2026

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

Are you looking for a career move that will put you at the heart of a global financial institution? Bring your passion for software development, process automation, and AI integration to Citi's Developer Services Team.

By Joining Citi, you will become part of a global organization 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

Citi Technology partners to ensure that Citi’s platforms can “Be the Best” for clients globally, with a diverse and ethical workforce that applies innovation and automation to deliver a world class client experience and strengthen our reputation. By utilizing a broad range of technologies, we are at the forefront of innovation. We seek to drive our systems and processes towards scalable, low-latency, high frequency enterprise systems to support Citi’s strategic priorities.

The position is responsible for bringing DevOps/SRE (Site Reliability Engineering) mindset, practices and working together with the team of Developer Services engineers on automation of manual/repetitive processes, integration with AI tools, driving resiliency, supporting service migrations to SaaS and issue investigations with best practices proposals being deployed.

What you’ll do

• You will work in an agile software development environment, developing quality and scalable software solutions using leading-edge technologies. You will work closely with developers, engineers and non-technology employees to help them be more productive with the use of the CI/CD tools,
• You may have exposure within the following tools/technologies/domains: CI/CD pipeline, Python, Bash, GitHub, Bitbucket, Docker, Copilot, Devin AI, Model Context Protocol, Jira, Confluence, OS (Win/Linux),
• Global Exposure: Work in globally scoped projects with cross-functional teams and gain insights into how technology drives the financial sector worldwide,
• You will collaborate with Citi Developer Services engineers to automate manual and repetitive processes, integrate services with AI (by building and maintaining MCP - Model Context Protocol servers), enhance system resiliency, and coordinate service issue investigations by deploying best practices,
• Automate manual activities, repetitive processes, reporting, controls, etc., configure and tune them,
• Build and maintain the foundational MCP servers that allows AI models to securely interact with enterprise systems,
• Continuously improve systems resiliency, reliability, and business cost - through a design and development of software solutions and streamlined processes,
• Mitigate risk by analyzing the root cause of production issues, impacts to business, and required corrective actions.

What we’ll need from you

• Software senior developer, scripting in Python/Shell/Bash/Java/Go (a combination of it to be able to build MCP servers),
• Experience in CI/CD, in large enterprise tech-stack infra-architecture,
• Hands-on experience deploying and scaling the Model Context Protocol (MCP) in complex, enterprise environments,
• Understanding of SRE/DevOps/CI/CD,
• Strong analytical, algorithmic, and problem-solving skills,
• Excellent teamwork, proactive attitude, strong communication skills, both written and oral,
• Knowledge of Grafana/Splunk will be additional value.

What we can offer you

By joining Citi Solutions Center Poland, you will not only be part of a business casual workplace with a hybrid working model (currently up to 2 days working at home per week), but also (potentially, subject to final offer) receive a competitive base salary and enjoy a whole host of additional benefits which can include:

• Employer paid Defined Contribution Pension Plan contribution of 6% of employee’s pensionable earnings (PPE Program)
• Employer paid Private Medical Care Package for employees and Private Medical Care Packages for certain family members available at preferential rates
• Employer paid Life Insurance Program for employees and Life Insurance for certain family members available at preferential rates
• Employee Assistance Program financed by Employer
• Paid Parental Leave Program (maternity and paternity leave; statutory and 2 weeks additional paid paternity leave)
• Sport Card for employees subsidised via Social Benefits Fund and Sport Cards for certain family members available at preferential rates
• Additional benefits from Company’s Social Benefit Fund, in particular: Holidays Allowance, support for sport and cultural activities, team building events.
• Additional day off for volunteering
• Cafeteria/ flex benefit – a company benefits system which enables employees to select and purchase benefits offered by a provider and available for employees on the platform.
• Opportunity to receive an annual discretionary incentive award
• Special offers and discounts for employees
• Copy and paste the URL below into a new tab on your web browser to view the Remuneration Regulations extract:
  • https://tbcdn.talentbrew.com/company/287/cms/v3/docs/policies/RemunerationRegulations-KeyProvisions-CitibankEurope_plc_05012025_A.pdf

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.

Sounds like Citi has everything you need? Then apply to discover the true extent of your capabilities.

Job Family Group:

Technology

Job Family:

Systems & Engineering

Time Type:

Full time

Primary Location Full Time Salary Range:

241 750,00 zł - 411 650,00 zł

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

This job opening is for an existing job vacancy.

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.