Referso Jobs

Développeur.euse IBM i System/36 - Télétravail - FS462

Fresche Solutions · Posted Nov 10, 2026

Open

Remote
Remote
7+ years

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Développeur.euse IBM i System/36 - Télétravail - FS462

Fresche Solutions · Posted Nov 10, 2026

Open

Remote
Remote
7+ years

Apply with Referso

Software Engineer (Apps) 4

WEX · Posted Nov 5, 2026

Open

Remote, United States
Remote
Full-time
$141K–$173K per year
10+ years

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Senior software engineer responsible for designing, developing, and maintaining backend services and APIs for WEX Mobility’s iSeries platform, leading technical initiatives and mentoring junior staff.

Compensation

Pay Range: $140,600.00 - $173,100.00

Responsibilities

Design, develop, and maintain robust, scalable, and high-performance object oriented code in backend services
Develop public REST APIs using Java and internal gRPC APIs for inter-service and inter-system communication
Write automated unit tests, integration tests, end-to-end tests, concurrency tests, load/performance tests
Implement automation for testing, monitoring, healing, and scaling applications, continuous integration and deployment
Collaborate with cross-functional teams to define and implement new features

Requirements

Bachelor’s degree in Computer Science or Software Engineering
Nice to have: Kafka
Nice to have: Docker
Nice to have: Kubernetes
Nice to have: Event-driven architecture

Skills

Java C#SpringBoot REST

Financial Systems Technical Lead

World Market · Posted Oct 21, 2026

Open

Remote, United States
Remote
Full-time · Senior
$155K–$170K per year
6–8 years

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Lead technical direction and maintenance of Lawson Financials on AS/400 platform, partnering with Finance and Accounting to deliver high‑quality solutions.

Compensation

CA Pay Range is $155,000 to $170,000 annually

Responsibilities

Develop deep functional knowledge of Finance and Accounting processes
Collaborate with business partners to gather requirements and translate into system designs
Advise on retail accounting system practices
Serve as the Financials systems lead managing configurations and integrations
Partner with Accounting/Finance to modernize applications

Requirements

Nice to have: Experience in retail environment

Skills

Lawson (Infor) Financials AS/400 (IBM i) platform RPG IV Free‑Form RPG CL SQL API integration

Software Engineer (Apps) 4

WEXWEXUS · Posted Nov 5, 2026

Open

Remote, United States
Remote
Full-time · Senior
$141K–$173K per year
10+ years

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Senior Software Engineer in the WEX Mobility Engineering organization, responsible for designing, developing, and maintaining scalable backend services and APIs on IBM iSeries platform.

Compensation

Pay Range: $140,600.00 - $173,100.00

Responsibilities

Design, develop, and maintain robust, scalable, and high-performance object oriented code in backend services
Develop public REST APIs using Java and internal gRPC APIs
Craft system designs, lead design decisions, and drive alignment with senior engineers
Write automated unit, integration, end-to-end, concurrency, load/performance tests
Analyze existing systems to identify bottlenecks and implement scalability improvements

Requirements

Bachelor’s degree in Computer Science or Software Engineering
Nice to have: Master’s degree in computer science or software engineering
Nice to have: 8 years of experience in software engineering
Nice to have: Event-driven architecture
Nice to have: Card payments

Skills

Java C#SpringBoot RESTful APIs

Senior RPG Developer

Cigna Healthcare · Posted Nov 4, 2026

Open

Madrid, Madrid, Spain
Hybrid
Full-time · Senior
Competitive salary

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Senior RPG Application Developer responsible for designing, developing, and maintaining IBM i applications using RPG IV, RPG Free, CL, SQL and related technologies.

Responsibilities

Design, develop, and maintain applications using RPG IV, RPG Free, CL, SQL, and other IBM i technologies.
Analyse business requirements and translate them into technical specifications.
Provide technical leadership and guidance in the planning, design, and execution of projects.
Collaborate with stakeholders to understand their needs and deliver solutions that meet business goals.
Optimize application performance and troubleshoot issues to ensure reliability and efficiency.

Requirements

Nice to have: Aldon/Arcad software change management
Nice to have: iSeries Journaling
Nice to have: ProfoundUI
Nice to have: Modernisation tooling

Skills

RPG IV RPG Free CL SQL IBM i technologies JIRA

Senior RPG Developer

The Cigna Group · Posted Nov 4, 2026

Open

Madrid, Madrid, Spain
Hybrid
Full-time · Senior
Competitive salary

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Senior RPG Application Developer responsible for designing, developing, and maintaining RPG IV and related IBM i applications.

Responsibilities

Design, develop, and maintain applications using RPG IV, RPG Free, CL, SQL, and other IBM i technologies.
Analyse business requirements and translate them into technical specifications.
Provide technical leadership and guidance in the planning, design, and execution of projects.
Collaborate with stakeholders to understand their needs and deliver solutions that meet business goals.
Optimize application performance and troubleshoot issues to ensure reliability and efficiency.

Requirements

Nice to have: Aldon/Arcad software change management
Nice to have: iSeries Journaling
Nice to have: ProfoundUI
Nice to have: Modernisation tooling

Skills

RPG IV RPG Free CL SQL IBM i technologies JIRA

Développeur.euse IBM i System/36 - Télétravail - FS462

Développeur.euse IBM i System/36 - Télétravail - FS462

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Software Engineer (Apps) 4

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Financial Systems Technical Lead

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Software Engineer (Apps) 4

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Senior RPG Developer

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Senior RPG Developer

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RPG IV jobs

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