Fiserv

2 weeks ago

Principal Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 14 hours agoStatus: Live

Job Summary

Drive technical delivery strategy for a ground-up modernization of a high-volume payment processing platform, transitioning from monolithic batch processing to event-driven microservices on AWS. Shape cross-cutting architecture patterns like resilience, idempotency, and observability, and establish scalable engineering practices (TDD, contract testing, CI, trunk-based, vertical slicing). Lead hands-on via code and architectural direction, adopting AI-assisted engineering workflows and ensuring teams deliver incrementally to production.

Location: Ireland

Workplace: Onsite

Employment Type: Full time

Job Function: Communications, PR & Community

Seniority: Mid level

Key Responsibilities

•Own the technical delivery strategy by decomposing, sequencing, and integrating work for end-to-end value early and iterative improvement.
•Shape and standardize cross-cutting architecture patterns such as resilience, event-driven integration, idempotency, and observability.
•Drive architecture decisions toward deliverability by challenging over-engineering and unblocking stalled decisions.
•Establish and scale engineering practices including test-driven development, contract testing, continuous integration, trunk-based development, and vertical slicing.
•Coach engineers and architects via pairing, design review, code review, and hands-on demonstration, raising engineering quality at pace.

Key Requirements

•Significant experience as a senior/principal engineer or technical lead delivering distributed systems in production.
•Deep hands-on experience with modern Java or Kotlin, Spring Boot, and microservices architectures.
•Experience shaping technical strategy and architecture direction across multiple teams.
•Strong experience with event-driven architectures, including Kafka, event sourcing patterns, and integration/consistency patterns.
•Practical domain-driven design experience (bounded contexts, aggregates, repositories, and domain events) plus resilience design in distributed systems.

Experience:FintechPaymentsDistributed systemsMicroservicesEvent-driven architecture

Skills:Technical delivery strategyArchitecture leadershipCoachingCode reviewEngineering practices

Tech Stack:AWSConfluent CloudKafkaAurora PostgreSQLKubernetesJavaKotlinSpring BootMicroservicesEvent sourcingDomain-driven designIdempotencyObservabilityCircuit breakersRetriesTimeoutsBulkheadsGraceful degradationContract testingContinuous integration

Company Brief

Fiserv

Provides payments, processing services, risk management, and core banking technology to financial institutions, merchants, and businesses worldwide, enabling digital payments, account processing, and financial services integration.

Industry: Fintech Infrastructure

Company Size: Enterprise (1,001+ employees)

Revenue: USD 1B+

Growth: Public Company

Valuation: Public Company (Market Cap in USD)

Funding: IPO / Publicly Listed

Headquarters: Brookfield, United States

Founded: 1984

Website LinkedIn

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Fiserv

2 weeks ago

Principal Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 14 hours agoStatus: Live

Job Summary

Location: Ireland

Workplace: Onsite

Employment Type: Full time

Job Function: Communications, PR & Community

Seniority: Mid level

Key Responsibilities

•Own the technical delivery strategy by decomposing, sequencing, and integrating work for end-to-end value early and iterative improvement.
•Shape and standardize cross-cutting architecture patterns such as resilience, event-driven integration, idempotency, and observability.
•Drive architecture decisions toward deliverability by challenging over-engineering and unblocking stalled decisions.
•Establish and scale engineering practices including test-driven development, contract testing, continuous integration, trunk-based development, and vertical slicing.
•Coach engineers and architects via pairing, design review, code review, and hands-on demonstration, raising engineering quality at pace.

Key Requirements

•Significant experience as a senior/principal engineer or technical lead delivering distributed systems in production.
•Deep hands-on experience with modern Java or Kotlin, Spring Boot, and microservices architectures.
•Experience shaping technical strategy and architecture direction across multiple teams.
•Strong experience with event-driven architectures, including Kafka, event sourcing patterns, and integration/consistency patterns.
•Practical domain-driven design experience (bounded contexts, aggregates, repositories, and domain events) plus resilience design in distributed systems.

Experience:FintechPaymentsDistributed systemsMicroservicesEvent-driven architecture

Skills:Technical delivery strategyArchitecture leadershipCoachingCode reviewEngineering practices

Company Brief

Fiserv

Industry: Fintech Infrastructure

Company Size: Enterprise (1,001+ employees)

Revenue: USD 1B+

Growth: Public Company

Valuation: Public Company (Market Cap in USD)

Funding: IPO / Publicly Listed

Headquarters: Brookfield, United States

Founded: 1984

Website LinkedIn