Principal Software Engineer at RxSense

Dublin, County Dublin, Ireland

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

Healthcare, SaaSIndustries

Requirements

10+ years of software engineering experience, with at least 5+ years in distributed systems, in-memory data grids, or high-performance databases
Experience designing and implementing scalable architectures in a regulated or mission-critical environment
Strong understanding of data consistency, replication, fault tolerance, and distributed computing principles
Hands-on leadership: ability to set direction, mentor teams, and still roll up sleeves for deep technical work
Experience with GemFire (strongly preferred) or similar platforms (Hazelcast, Redis Enterprise, Coherence, Ignite)
Proficiency with Java and/or .NET/C#, particularly in enterprise environments
Proven expertise in Python (backend, data pipelines, automation, or distributed applications)
Background in healthcare, PBM, or other regulated industries a plus
Familiarity with CI/CD pipelines, cloud infrastructure (AWS), and containerized environments (Docker/Kubernetes)
Prior success driving large-scale platform refactors or migrations

Responsibilities

Lead the design and refactor of the core platform to leverage an in-memory database solution, with emphasis on GemFire or equivalent distributed caching/data grid technologies
Partner with product and architecture teams to define scalability, performance, and quality goals aligned to RxSense business growth
Build and optimize data models, query performance, and caching strategies for mission-critical systems
Drive a test-first, quality-driven approach to engineering to improve release confidence, enhance date certainty, and reduce defects
Champion initiatives that reduce time to market while improving system reliability and lowering long-term engineering effort
Provide technical leadership and mentorship across engineering teams in best practices for distributed systems and high-performance data processing
Contribute hands-on to application development, with emphasis on Python for automation, integration, and backend logic
Collaborate with teams using Java and .NET/C# to ensure seamless migration and interoperability across the platform
Drive code reviews, design reviews, and architecture discussions to maintain engineering excellence
Champion the RxSense engineering culture of innovation, reliability, and continuous improvement

Skills

Key technologies and capabilities for this role

GemFireIn-Memory DatabaseDistributed CachingData GridData ModelingQuery OptimizationScalabilityPerformance OptimizationPlatform RefactoringSaaS

Questions & Answers

Common questions about this position

What is the location for this Principal Software Engineer role?

The role is based at RxSense's new development centre in Dublin.

What salary or compensation is offered for this position?

This information is not specified in the job description.

What key skills and experience are required for this role?

Candidates need 10+ years of software engineering experience, expertise in GemFire or equivalent distributed caching/data grid technologies, proficiency in Python for backend logic, and experience with Java and .NET/C# for platform interoperability.

What is the company culture like at RxSense?

RxSense champions an engineering culture of innovation, reliability, continuous improvement, creativity, ownership, and continuous learning.

What makes a strong candidate for this Principal Engineer position?

A strong candidate has 10+ years of experience, can lead refactoring to in-memory databases like GemFire, provide technical leadership and mentorship, and contribute hands-on with Python, Java, and .NET/C# while driving a test-first approach.

RxSense

Pharmacy benefits management technology solutions

About RxSense

RxSense provides technology solutions for the pharmacy benefits management (PBM) industry, focusing on simplifying and optimizing the management of pharmacy benefits and claims. Its main product is an enterprise platform that integrates real-time business intelligence and analytics, allowing PBMs to gain actionable insights and make informed decisions to improve their operations. This platform is modular, enabling clients to customize their use and enhance care delivery. RxSense differentiates itself from competitors by offering APIs that ensure interoperability between different systems, complying with industry standards. The company's goal is to transform the PBM industry by providing tools that enhance efficiency and empower clients with timely data and insights.

Boston, MassachusettsHeadquarters

2015Year Founded

GROWTH_EQUITY_VCCompany Stage

Data & Analytics, HealthcareIndustries

201-500Employees

Risks

Increased competition in the PBM space may pressure RxSense to innovate rapidly.

Partnership with Walgreens may expose RxSense to regulatory challenges.

Investment from Parthenon Capital could lead to strategic shifts causing internal disruptions.

Differentiation

RxSense offers a modular platform with real-time analytics for PBMs.

The company provides APIs compliant with FHIR and NCPDP standards for interoperability.

RxSense's platform delivers actionable insights for data-driven decision-making in pharmacy benefits.

Upsides

Partnership with Walgreens enhances consumer access to prescription discounts nationwide.

Growing demand for cloud-based healthcare solutions aligns with RxSense's offerings.

Collaboration with Scipher Medicine integrates precision medicine into pharmacy benefits management.

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