Senior Software Engineer (Contract) Job at Robert Half

Intermediate / Senior Software Engineer Scientific Engine (Python)

Due to our consistent growth, we are seeking to expand our Data, Software and De...

Location

France , Paris

Salary:

Not provided

Descartes Underwriting

Expiration Date

Until further notice

Requirements

Coaching or mentoring experience
Scoping and identifying solutions with business team
Handling human interactions between tech and business
Excellent communication skills, in both formal and informal settings, and in English and French
3 years or more of experiences as a software engineer or data scientist
Solid knowledge in Python
Solid engineering background: master in computer science, mathematics, physics or earth science
Experience optimizing and profiling python code
Experience in a microservices architecture
Good knowledge with Docker

Job Responsibility

Contribute directly on the code base either individually, in pairs or more
Organize REX sessions to share the knowledge received with the rest of the team
Ensure compliance to internal standards and practices
Present the progress and goals
Contribute to the technical roadmap through architecture meetings, design documents
Coach your collaborators to consistently deliver according to their roadmap
Provide expertise to help your team: Develop, optimize and update software for: Calculation of risk models
Data collection, preparation and visualization
Export of outputs adapted to users
Testing and validation of existing solutions

What we offer

Opportunity to work and learn with teams from the most prestigious schools and research labs in the world, allowing you to progress towards technical excellence
Commitment from Descartes to its staff of continued learning and development (think annual seminars, training etc.)
Work in a collaborative & professional environment
Be part of an international team, passionate about diversity
Join a company with a true purpose – help us help our clients be more resilient towards climate risks
A competitive salary, bonus and benefits
You can benefit from a punctual home office days

Senior Software Engineer - Data Protection

LufCo is seeking a Senior Software Engineer with a focus on Data Protection. Thi...

Location

United States , Annapolis Junction

Salary:

170000.00 - 245000.00 USD / Year

LufCo

Expiration Date

Until further notice

Requirements

Bachelor of Science degree in Software Engineering, Computer Science, Information Systems, or other related field
4 years of relevant work experience may be substituted for a B.S. degree
Fourteen (14) or more years experience as a Software Engineer in programs and contracts of similar scope
Languages: Java (for both front-end (Swing) and back-end (servlets), Javascript (vanilla/JQuery),Shell Scripting (BASH), PL/SQL (Oracle)
Frameworks: React and Spring/Spring Boot
OS: Linux and Windows
COTs: AEM (Adobe)
Servers: JBoss 7.x and Tomcat
Active TS/SCI with Polygraph clearance

Job Responsibility

Drive next generation Data Protection forward utilizing commercial and government best practices for ensuring secure encryption solutions
Planning, implementation, and evolution of Data Protection sets for evaluation and analysis as part of existing system modernization efforts
Ability to see impacts of system changes at scale, minimizing technical debt and critical thinking related to strategic moves regarding Identity, Credentialing, and Access Management Solutions
Provide fundamental knowledge on applying technologies like containerization to legacy physical workloads, the ability to identify automation improvements, and the ability to communicate pros/cons as part of the technical decision making process
Demonstrate a high level of familiarity with software patterns and modern design methodology
Software development on Linux based platforms
Software planning to include development planning, build planning, and sprint planning
Develop software to meet cybersecurity related software requirements and constraints
Advocate for automation in all aspects of the system (build, deployment, test, updating, and monitoring)
Perform requirements analysis, refinement, testing, troubleshooting, deployment, and push secure access solutions forward to support the customer

What we offer

Competitive salary
generous PTO
health/dental/vision insurance
401K matching
tuition reimbursement
Paid Time Off
401K Contribution and Employer Match Contributions
Medical, Dental, and Vision Coverage
Impactful Work
Cutting-Edge Technology

Fulltime

Senior Software Engineer - Network Enablement (Applied ML)

We build simple yet innovative consumer products and developer APIs that shape h...

Location

United States , San Francisco

Salary:

180000.00 - 270000.00 USD / Year

Plaid

Expiration Date

Until further notice

Requirements

Strong software engineering skills including systems design, APIs, and building reliable backend services (Go or Python preferred)
Production experience with batch and streaming data pipelines and orchestration tools such as Airflow or Spark
Experience building or operating real-time scoring and online feature-serving systems, including feature stores and low-latency model inference
Experience integrating model outputs into product flows (APIs, feature flags) and measuring impact through experiments and product metrics
Experience with model lifecycle and operations: model registries, CI/CD for models, reproducible training, offline & online parity, monitoring and incident response

Job Responsibility

Embed model inference into Network Enablement product flows and decision logic (APIs, feature flags, backend flows)
Define and instrument product + ML success metrics (fraud reduction, retention lift, false positives, downstream impact)
Design and run experiments and rollout plans (backtesting, shadow scoring, A/B tests, feature-flagged releases) to validate product hypotheses
Build and operate offline training pipelines and production batch scoring for bank intelligence products
Ship and maintain online feature serving and low-latency model inference endpoints for real-time partner/bank scoring
Implement model CI/CD, model/version registry, and safe rollout/rollback strategies
Monitor model/data health: drift/regression detection, model-quality dashboards, alerts, and SLOs targeted to partner product needs
Ensure offline and online parity, data lineage, and automated validation / data contracts to reduce regressions
Optimize inference performance and cost for real-time scoring (batching, caching, runtime selection)
Ensure fairness, explainability and PII-aware handling for partner-facing ML features

What we offer

medical
dental
vision
401(k)
equity
commission

Fulltime

Senior Embedded Software Engineer

Silvus is recruiting a Senior Embedded Software Engineer reporting to the Direct...

Location

United States , Los Angeles

Salary:

135000.00 - 200000.00 USD / Year

Silvus Technologies (International)

Expiration Date

Until further notice

Requirements

Bachelor of Science degree in Electrical Engineering, Computer Science, or related fields
Minimum 5 years of relevant embedded system software development experience
Expertise in C programming and experience in Linux kernel driver development
Must be a U.S. Citizen due to clients under U.S. government contracts
All employment is contingent upon the successful clearance of a background check

Job Responsibility

Implementation of software portion of MAC (Medium Access Control) and mobile ad-hoc networking routing protocols
Network management software and web interface implementation
Implementation of different security protocols and encryption algorithms
Audio streaming and push to talk voice application implementation
Analyze and improve product security and robustness to meet certain regulatory requirements such as NIST FIPS 140-3 and NIAP Common Criteria
Implementation of testing software for product performance and reliability testing
Device driver and board support package development and maintenance for both ARM and RISC-V based systems
Linux system customization and scripting

Fulltime

Contract Senior Mechanical Engineer

We are seeking a Contract Senior Mechanical Engineer to lead the development of ...

Location

United States

Salary:

Not provided

Speck Design

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Mechanical Engineering or a related field
At least 7 years of mechanical engineering experience with a proven ability to lead projects from conception to production
Expertise in Creo ProE CAD software, with extensive experience in mechanical design, particularly using sheet metal
Strong project management skills with the ability to oversee multiple projects simultaneously
Excellent communication skills with experience working in a team environment, capable of leading and mentoring junior engineers
In-depth knowledge of mechanical design processes and familiarity with industry standard CAD tools
7+ years in mechanical engineering with substantial experience in design and production
Exceptional problem-solving skills and the ability to adapt to new challenges and technologies

Job Responsibility

Utilize Creo ProE CAD software to develop complex mechanical designs and models
Design and prototype mechanical components with a particular focus on sheet metal projects
Collaborate across multidisciplinary teams to ensure designs meet all specifications and are optimized for manufacturing
Oversee the mechanical aspect of projects from conceptualization through to production, handling material selection and the manufacturing processes
Engage in the continuous improvement of design practices and methodologies

Senior Software Engineer, Forward Deployed

As a Senior Software Engineer, Forward Deployed Engineer (FDE) you'll work direc...

Location

United States , Austin; New York; San Francisco Bay Area; Washington DC–Baltimore

Salary:

165000.00 - 266000.00 USD / Year

Invisible Technologies

Expiration Date

Until further notice

Requirements

6+ years of software engineering experience, including significant time spent building data, ML, or backend systems
Deep proficiency in Python with hands-on experience using Hugging Face, LangChain, OpenAI, Pinecone, and related ecosystems
Skilled in full-stack and API-based deployment patterns, including Docker, FastAPI, Kubernetes, and cloud environments (GCP, AWS)
Experienced with workflow orchestration libraries, pub/sub systems (Kafka), and schema governance
Expertise in data governance and operations, including Unity Catalog and policy management, cluster/job orchestration, data contracts and quality enforcement, Delta/ETL pipelines, and replay processes
Strong product and system design instincts — you understand business needs and how to translate them into technical architecture
Experience building usable systems from messy data and ambiguous requirements
Excellent communication and client-facing skills
you’ve led conversations with technical and non-technical stakeholders alike
Proven experience owning projects from scoping through deployment in ambiguous, high-stakes environments

Job Responsibility

Collaborate with delivery leaders to scope technical solutions to operational problems
Identify workflow optimizations through deep engagement with customer problems and work to build into a stable and scalable solution
Design and implement AI-powered workflows using LLMs, embedding models, retrieval systems, and automation tools
Translate messy real-world constraints (e.g., inconsistent data, latency requirements) into elegant engineering solutions
Iterate quickly based on real-time feedback from operators and clients
Build reusable tooling and infrastructure that accelerates future deployments

What we offer

Bonuses and equity are included in offers above entry level

Fulltime

Senior Software Engineer - Transactional Data Platform

As a Senior Software Engineer, you will play a critical role in designing, build...

Location

Australia , Sydney

Salary:

Not provided

Atlassian

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related technical field
5+ years of experience in backend software development
3+ years of hands-on experience working with AWS cloud services, particularly AWS storage technologies (S3, DynamoDB, EBS, EFS, FSx, or Glacier)
3+ years of experience in designing and developing distributed systems or high-scale backend services
Strong programming skills in Kotlin
Experience working in agile environments following DevOps and CI/CD best practices
Strong Backend Development Skills
Proficiency in Kotlin, Java for backend development
Experience building high-performance, scalable microservices and APIs
Strong understanding of RESTful APIs, gRPC, and event-driven architectures

Job Responsibility

Designing, building, and optimizing high-performance, scalable, and resilient backend storage solutions on AWS cloud infrastructure
Developing distributed storage systems, APIs, and backend services that power mission-critical applications, ensuring low-latency, high-throughput, and fault-tolerant data storage
Collaborating closely with principal engineers, architects, SREs, and product teams to define technical roadmaps, improve storage efficiency, and optimize access patterns
Driving performance tuning, data modeling, caching strategies, and cost optimization across AWS storage services like S3, DynamoDB, EBS, EFS, FSx, and Glacier
Contributing to infrastructure automation, security best practices, and monitoring strategies using tools like Terraform, CloudWatch, Prometheus, and OpenTelemetry
Troubleshooting and resolving production incidents related to data integrity, latency spikes, and storage failures, ensuring high availability and disaster recovery preparedness
Mentoring junior engineers, participating in design reviews and architectural discussions, and advocating for engineering best practices such as CI/CD automation, infrastructure as code, and observability-driven development

What we offer

Atlassians can choose where they work – whether in an office, from home, or a combination of the two
Flexibility for eligible candidates to work remotely across the West US

Fulltime