Senior Reliability Engineer with Java/Python

Citigroup Inc.; Województwo mazowieckie; Hybrid; PLN 242,000 - 412,000; Full time

Benefits offered by this job

Hybrid work model

Private medical care

Life insurance

Parental leave

Pension plan

Sport card

Job summary

Citigroup Inc. Poland seeks a software-focused DevOps/SRE professional to automate processes, integrate AI tools, and strengthen system resiliency within Developer Services.

You will work in an agile environment to deliver scalable CI/CD pipelines using Python, Shell, and a mix of modern tools. The role involves building MCP servers for secure AI interactions, supporting migrations to SaaS, and incident investigations with best-practice proposals.

Qualifications

• Senior software developer with scripting in Python/Shell/Bash/Java/Go to build MCP servers.
• Experience in CI/CD within large enterprise tech stacks.
• Hands-on experience deploying and scaling MCP in complex enterprise environments.
• Understanding of SRE/DevOps/CI/CD practices.
• Strong analytical and problem-solving skills.
• Excellent teamwork and communication skills.
• Knowledge of Grafana/Splunk is a plus.

Responsibilities

• Develop quality, scalable software solutions in an agile environment.
• Collaborate with developers, engineers and non-technical staff to optimize CI/CD usage.
• Automate manual activities and repetitive processes; integrate services with AI (MCP servers).
• Build and maintain MCP servers for secure AI interactions.
• Improve system resiliency, reliability, and cost-efficiency; investigate production issues and drive corrective actions.

Skills

Python

Shell

Bash

Java

Go

CI/CD

Git

Docker

Copilot

MCP

Tools

GitHub

Jira

Confluence

Job description

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 front-line 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.

Job Family Group:

Technology

Job Family:

Systems & Engineering

Time Type:

Full time

Primary Location Full Time Salary Range:

241750,00zł - 411650,00zł

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.

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