424,303 Contract jobs
Open tech roles on a contract or freelance basis.
Intermediate Hydrogeologist
About Us: Geopacific Consultants Ltd. is a leading geotechnical engineering consulting firm that specializes in providing innovative solutions to complex challenges faced by our clients. Incorporated in 1985, and with…
Full Stack Developer – Healthcare Projects
Builds and maintains full-stack applications supporting healthcare services in Brussels (hybrid) on a ~5-month assignment: Java, Angular, Spring Boot, OpenShift, PostgreSQL and REST APIs in an agile/Scrum team. Freelance or employed via HumanInTech.
Data Scientist Team Lead, AI Training QA (Remote US, Contract, $110/hr) — SME Careers via AI Gig Scout
QA team lead for data-science AI training projects at SME Careers (a SuperAnnotate subsidiary providing training data to AI labs): reviews AI-generated explanations, Python/R/SQL snippets and statistical/ML content, spot-checks trainer work, maintains style guides and runs onboarding. Hourly remote contract at $110/hr for US-based applicants.
Software Engineering Expert, AI Training (Remote, Contract, $75/hr) — AfterQuery via AI Gig Scout
AfterQuery is hiring software engineers with 1–3 years of experience for a remote, project-based AI training contract at $75/hr. You ship clean, tested code across varied stacks, debug and optimize codebases, join code reviews, and collaborate asynchronously (~10–20 hrs/week).
Machine Learning Engineer (Remote, Contract, $80–$140/hr) — Micro1 via AI Gig Scout
Micro1 is hiring a remote contract Machine Learning Engineer ($80–$140/hr) to help train next-generation AI systems. Day to day: develop, train, and deploy ML models with TensorFlow and Scikit-Learn, do data preprocessing and feature engineering, and monitor and tune model performance in production.
Data Engineer - Document & Retrieval Pipelines - Contract
Contract Data Engineer (two-year programme, Outside IR35) with a specialist technology consultancy on a defence AI programme, based in Central London. You own the document and retrieval pipelines behind AI-enabled planning tools; active SC security clearance is required.
Contract UI/UX Designer
Contract UI/UX Designer in Kowloon supporting a government department's portal revamp: doing UI/UX design and optimization, AI service setup, Java/JavaScript programming, configuration and testing, plus ongoing maintenance of the portal's systems across development, testing and production environments.
Data Engineer
Senior Data Engineer on a 6-month contract (inside IR35, potential extension) with a global consulting practice's enterprise transformation programme. Based in Central London on a hybrid schedule (3 days on-site, 2 remote), acting as subject-matter expert and technical anchor.
Software Engineer
Senior hands-on developer on an initial 6-month contract building a desktop application used alongside a medical device, working hybrid with an in-house engineering team in Aberdeen. Core stack is Rust and C# with JavaScript, HTML/CSS and SQL; medical or safety-critical software experience is key.
Senior iOS Developer - Alexander Mann Solutions (Contingent)
6-month contract Senior iOS Developer role in London (hybrid, 2 office days/week) at Royal London, the UK's largest mutual life, pensions and investment firm. Day to day: building native iOS apps with SwiftUI and UIKit, integrating REST APIs, driving CI/CD and testing practices within a newly formed engineering team delivering a Workplace Pensions platform.
Technicien/cienne de maintenance de réseaux câblés de com (H/F)
Dans le cadre de nouveaux marchés, en tant que monteur câbleur réseaux des télécoms, 2 postes, serez en charge de :- participer à la réalisation des interventions de développement, maintenance des réseaux téléphoniques…
Technicien / cienne de maintenance de réseaux câblés de com (H/F)
Dans le cadre de nouveaux marchés, en tant que monteur câbleur réseaux des télécoms, 2 postes, serez en charge de :- participer à la réalisation des interventions de développement, maintenance des réseaux téléphoniques…
CRM Sr. Associate - Project Manager
Remote project manager at Kodiak Solutions running customer-facing healthcare revenue cycle projects end to end: planning, timelines, stakeholder communication, scope/contract changes, and ROI tracking. Requires healthcare PM and consulting experience, plus MS Office and project management proficiency.
Quality Manager
Overview We Are seeking a Quality Manager to join our team in the Netherlands . The Quality Manager is responsible for overseeing Project Quality Assurance and Quality Control, with a strong focus on site quality…