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Job Details


Belfast, Northern Ireland


Site Reliability Engineer

  • Overview of Citi:


    Citi is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more than 160 countries and jurisdictions worldwide. We provide consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. We enable clients to achieve their strategic financial objectives by providing them with cutting-edge ideas, best-in-class products and solutions, and unparalleled access to capital and liquidity.


    Citi Belfast is one of the largest employers in Northern Ireland with a diverse and talented team of over 3000 people from over 40 different nationalities across our four Belfast offices.

    We are the only global investment bank operating in Northern Ireland. Every day, our local experts interact with global teams in over 100 countries developing and supporting next-generation technology solutions for the enterprise and delivering critical services to the bank and its customers, to make sure we are a stronger and safer organization for our clients.


    You will have a truly global reach, which will provide you with new experiences and development opportunities right here in Belfast’s iconic Titanic Quarter.


    Role Overview:

    Citi’s ‘ICG Site Reliability Engineers (SRE) EMEA’ are hands-on technical professionals supporting Citi’s EMEA Application teams. They also work closely with our global team with a focus on collaboration and continuous improvement.




    - Experience writing code in Java, Python or similar

    - Experience working with databases (such as SQL, NoSQL, MongoDB etc)

    - Understanding of containers, microservices and APIs

    - Experience of CICD and configuration management

    - Passion for continuous improvement and simplicity

    - Desire to automate manual, repetitive work

    - Curious to learn new concepts and skills

    - Strong analytical and problem-solving skills

    - Ability to analyse and break down problems

    - Strong communication skills with the ability to adapt content/delivery to different audiences

    - Excellent time management and accountability

    Nice to haves:

    - Chaos Engineering, Fault Injection and War Gaming

    - Testing tools (Selenium, PyTest, Junit, Cucumber)

    - Experience implementing SLI, SLO and error budgets

    - Kubernetes, Openshift, Ansible, Docker, Jenkins

    - IaC, SaaS, observability-as-code

    - Serverless architectures

    - Process flow tools

    - Jira, Bitbucket




    Citi Site Reliability Engineers (SRE) run the services for our users and are ultimately responsible for the heath of these services.

    You will be:

    - Building out observability

    - Managing capacity, configuration and CoB

    - Suggesting and implementing service improvements

    - Championing business interests by ensuring services are always available

    - Managing the platform to free up our developers to focus on deliverables instead of support

    - Undertaking incident management, response and root cause analysis

    - Setting and ensuring we meet availability targets

    - Coordinating releases with app teams

    - Using tools to track and report on initiatives




    · Programming/scripting background and desire to build on these skills.

    · Clear written and verbal communications including ability to explain technical issues in simple terms that non-IT staff can understand.

    · Demonstrable analytical and technical skills

    · Ability to plan and organize workload

    · Clear and concise written and verbal communication skills




    · Bachelor’s/University degree or equivalent experience

    · Certification in Site Reliability Engineering discipline, technology or relevant work experience


    Exceptional candidates who do not meet these criteria may be considered for the role provided they have the necessary skills and experience.



    What we Offer


    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.


    We’ll provide you with the resources to meet your unique needs, empower you to make healthy decisions, and allow you to choose which benefits suit you and your personal life best.


    Visit our Global Benefits page to learn more.


    Highlights to our core benefits include:


    • Award winning pension

    • On-site health services

    • Private medical insurance packages to suit your personal circumstances

    • Paid parental leave

    • Generous holiday allowance starting at 27 Days plus bank holidays; increasing with tenure


    Citi Belfast also champions diversity within our workforce, which helps us be well and live well together. We have over 40 different nationalities in our Northern Ireland offices, are a vocal supporter of LGBTQ+ rights, and are proud to have 47% of our leadership team made up of individuals who identify as women.


    We encourage and lead inclusivity through our Pride, Disability, Multicultural, Families Matter, and Women affinity networks that are run by and for, Citi Belfast colleagues; providing them with the support they need in their personal and professional journeys and supplying them with the tools to help educate colleagues on all things related to each network to help us work better together. 

Apply Now

Applications processed via employer's online application form