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LHH

Mobile Application Developer

Hybrid

San francisco bay, United states

$ 85 /hour

Mid level

Freelance

10-12-2025

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Skills

Communication Leadership Java Swift Kotlin Scala SQL Kubernetes Monitoring Scrum Networking Architecture Linux Organization Agile Android Kafka Microservices

Job Specifications

Software Engineer

Location: Bay Area, CA or Charlotte, NC

Start Date: Tentative January start (approximately 10 working days)

Pay Range: $70-85/hour

Onsite Expectation: Negotiable; ideally Tuesday and Thursday

About the Role

LHH is partnering with a leading client to identify an experienced Software Engineer for a short-term engagement. This role is ideal for a highly skilled engineer with strong native mobile development experience and backend expertise. You will contribute to critical services and integrations that power a fast-paced, innovative environment.

Key Responsibilities

Develop and maintain native mobile applications for iOS (Swift) and Android (Kotlin).
Design and implement robust APIs, collaborating closely with backend engineers.
Contribute to the core services and data aggregation layer, ensuring scalability, quality, and rapid iteration.
Build high-quality integrations with internal services leveraging rich financial datasets.
Partner with external teams to acquire new data and enhance user experiences.
Drive automation across build, deployment, testing, monitoring, and data pipelines.
Collaborate with front-end developers to deliver end-to-end solutions.
Mentor and coach team members, fostering technical growth and best practices.
Embrace Agile/Scrum methodologies and contribute to a collaborative team culture.

What’s Great About This Role

Ownership of a critical component of the user experience.
Opportunity to solve big, industry-changing problems.
Work in a fast-paced, start-up-like environment within a major organization.
Make a meaningful impact on improving the lives of millions of users.

Required Skills & Experience

Native Mobile Development: Proficient in Swift (iOS) and Kotlin (Android).
Backend Expertise:
Strong in Scala (primary language), with experience in Java or functional languages.
Familiarity with API design, microservices architecture, and messaging patterns.
Messaging Platforms: Experience with Kafka, RabbitMQ, Amazon SQS, or similar.

Infrastructure & Deployment:

Kubernetes and container technologies.
Strong understanding of deployment strategies and production infrastructure.

Core Technical Foundations:

OOP, design patterns, algorithms, networking, and Linux OS.
Web application internals and scalability across tiers.

Database Skills: Proficiency in SQL, relational schema design, and ORM concepts.

Additional:

Minimum 5 years as a backend developer.
Experience building large-scale, high-volume, testable systems.

Soft Skills:

Strong communication and leadership abilities.
Ability to mentor and coach team members.
Agile/Scrum experience.

Additional Notes

Candidate should be strong in native development and API design.
Understanding of data structures is less critical.
Reporting schedule may vary based on time zone; team members are located in Charlotte and Oakland.

Benefit Offerings:

Benefit offerings include medical, dental, vision, life insurance, short-term disability, additional voluntary benefits, EAP program, and 401K plan. Our program provides employees the flexibility to choose the type of coverage that meets their individual needs. Available paid leave may include Paid Sick Leave, where required by law; any other paid leave required by Federal, State, or local law; and Holiday pay upon meeting eligibility criteria.

Equal Opportunity Employer/Veterans/Disabled

To read our Candidate Privacy Information Statement, which explains how we will use your information, please navigate to https://www.lhh.com/us/en/candidate-privacy

The Company will consider qualified applicants with arrest and conviction records in accordance with federal, state, and local laws and/or security clearance requirements, including, as applicable:

The California Fair Chance Act
Los Angeles City Fair Chance Ordinance
Los Angeles County Fair Chance Ordinance for Employers
San Francisco Fair Chance Ordinance

About the Company

Welcome to LHH! We're a global leader in HR solutions that future-proofs organizations and careers worldwide. Our Advisory, Career Transition & Mobility, Leadership Development, and Recruitment Solutions enable transformation, and our job is never done because there’s always another tomorrow to prepare for. We make a difference to everyone we work with, and we do it with local expertise, backed by a global infrastructure and industry-leading technology. Our over 8,000 colleagues and coaches span 66 countries worldwide, ... Know more