Senior Development Engineer

Fiserv

Fiserv

Other Engineering
Nenagh, Co. Tipperary, Ireland
Posted on Oct 3, 2025

You deserve to do what you love, and love what you do – a career that works as hard for you as you do. At Fiserv, we are more than 40,000 #FiservProud innovators delivering superior value for our clients through leading technology, targeted innovation and excellence in everything we do. You have choices – if you strive to be a part of a team driven to create with purpose, now is your chance to Find your Forward with Fiserv.

Responsibilities

Requisition ID R-10373484 Date posted 10/03/2025 End Date 10/31/2025 City Nenagh State/Region Tipperary Country Ireland Location Type Onsite

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Senior Development Engineer

Role Overview

Lead application developers will, in collaboration with a multidisciplinary delivery team, lead the design, development and operationalizing of software applications in a build it own it environment.

Primary Objectives

  • Lead a technical engineering team and perform coding.
  • Analysis of complex processes and applications.
  • Work closely with system and enterprise architects in order to develop and design the best possible approach; support the development and implementation for new and existing services in the electronic payments area.
  • Implementation and documentation of software architecture and E2E solutions.
  • Contribute considerably to implementing technical solutions within a collaborative, high trust, solutions delivery team that will contain other developers, architects, product owners, test and DevOps engineers.
  • Work within a defined agile delivery process to deliver high quality solutions
  • Responsible for the execution of complex development tasks, unit tests, debugging and for supporting validation activities including component tests, regression tests, system integration tests.
  • Creation of monitoring and logging solutions to allow for state-of-the-art monitoring of our high performance, enterprise production environment.
  • Contribute to estimation efforts at a T-shirt sizing level using your expertise in the relevant areas.
  • Knowledge transfer, active support and educational development of internal and external team members.
  • Partner with developers, analysts, and tech leads across the enterprise, to identify business needs and appropriate technical solutions.
  • Support the developed solutions in production in a build it own it model.
  • Will perform additional job duties as required

Knowledge & Skills

  • Minimum 8 years’ large-scale enterprise level experience in designing and developing web and services-based applications.
  • Experience in full-stack development is required.
  • Bachelor’s degree in a relevant discipline such as computer science, business informatics, or mathematics. Comparable education or professional experience is also considered.
  • Good understanding of Software development lifecycle end-to-end.
  • Good knowledge of front-end technologies like JavaScript/ TypeScript, HTML, CSS, Bootstrap, NodeJS, and Angular/ React is an advantage.
  • In-depth experience with several back-end technologies such as Spring-Boot, Spring-Web, and REST.
  • Experience with JAVA 17, Maven/ Gradle.
  • Experience with micro-service architectures.
  • Good to have knowledge of Security-OWASP Top 10.
  • Experience with Encryption and Hashing mechanism is an advantage.
  • Exceptionally strong on code review and code quality.
  • Extensive knowledge of modern database technologies.
  • Experienced in runtime, build, and deployment technologies and state-of-the-art project tools: IntelliJ, Git/GitLab, Maven, CI/CD, JIRA, and Confluence.
  • High social skills, team spirit, and empathy.
  • Willingness to take ownership and ability to show strong personal commitment to the department and the team goals; must be comfortable with being considered a reliable and proactive influential team member who is not afraid to take on responsibility in the team.
  • Ability to communicate clearly to product owners and stakeholders as well as technical representatives.
  • Very strong and proven communication and coordination skills, open-minded and determined.
  • Very organized and highly competent in solving issues and finding solutions.
  • Responsible for planning, highlighting, and implementing possible improvements for existing and new applications.
  • Can do, Will do attitude.

Thank you for considering employment with Fiserv. Please:

  • Apply using your legal name
  • Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Diversity and Inclusion:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.


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