Senior F# Developer

Date: Aug 21, 2025

Location:

Oslo, 03, NO, 0167

We are looking for the right people — people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the world’s largest providers of products and services to the global energy industry.

Job Duties

Under broad direction, assists with design, research, and development of new applications and major enhancements. Provides guidance to developers, testers, and support staff. Using an understanding of the technological advances in both the software industry and in the oil and gas industry this person will challenge the technical software delivery process to deliver fit for purpose software in a more timely manner. This person will have had experience in leading software development projects and may provide Technical Excellence Leadership for more than one team, providing expert guidance to software developers and support staff. Provides guidance to staff on application security standards, secure coding practices, and secure architecture designs. Provides a strong technical focus in product planning for a complete software system. Requires completion of an undergraduate degree in Computer Science or similar discipline, and a minimum of 10 years of experience including software development experience.

Qualifications & Experience

Responsibilities

Design, implement, and maintain core services and libraries in F#.
Contribute to the architecture and scalability of our cloud-based platform.
Collaborate with cross-functional teams to deliver features from concept to production.
Ensure high standards of code quality through testing, code reviews, and best practices.
Mentor other engineers and foster adoption of functional programming patterns.
Deploy, monitor, and optimize workloads on Azure.

Requirements

10+ years of professional software development experience, with significant expertise in F#.
Strong background in functional programming principles and patterns.
Experience building scalable, distributed, or data-intensive applications.
Proven track record of developing production-grade software with high quality and reliability.
Hands-on experience with Microsoft Azure (e.g., App Services, Functions, Service Bus, AKS, storage).
Strong knowledge of CI/CD practices and cloud-native development.
Excellent communication and problem-solving skills.

Bonus Skills

Familiarity with Kubernetes and containerized workloads.
Experience with .NET ecosystem more broadly (C#, libraries, interop).
Knowledge of scientific computing, modeling, or geoscience applications.
Experience with Infrastructure as Code (Bicep, Terraform, Pulumi, etc.).

Halliburton is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, disability, genetic information, pregnancy, citizenship, marital status, sex/gender, sexual preference/ orientation, gender identity, age, veteran status, national origin, or any other status protected by law or regulation.

We offer

Innovative work-environment in a global company
Competitive salaries and pension schemes
Career opportunities both domestically and globally
Highly skilled colleagues in an international environment
Focus on technology and further development
Outstanding insurance coverage including private health coverage
Occupational health service
Excellent deals at one of the country's largest fitness centers
Discounts on recreational activities including yoga, swimming and golf
Beneficial employee stock-purchase plan

Location

Wergelandsveen 1, Oslo, , 0167, Norway

Job Details

Requisition Number: 201907
Experience Level: Experienced Hire
Job Family: Engineering/Science/Technology
Product Service Line: Landmark Software & Services
Full Time / Part Time: Full Time

Additional Locations for this position:

Compensation Information
Compensation is competitive and commensurate with experience.