25 python developer jobs found

Engagement Type: Independent Contractor Work Mode: Remote | Global Schedule: Part-Time (15–25 hrs/week, flexible up to 40 hrs) Duration: 1–3 Months | Immediate Start Role Overview We are hiring experienced Software Engineers (Python-focused) to support high-impact research collaborations with leading AI labs. In this project-based engagement, you will contribute to building training datasets that improve AI model reasoning and problem-solving across real-world coding tasks. This is a unique opportunity to apply your software engineering expertise toward shaping the next generation of intelligent systems. About the Project You will work on SWE-bench–style tasks derived from real open-source repositories. Since frontier AI models do not expose their internal reasoning traces, your role will involve: Reconstructing model reasoning Annotating solution trajectories Inferring thought processes behind...

Engagement Type: Independent Contractor Work Mode: Remote Global Schedule: Part-Time (15–25 hrs/week, flexible up to 40 hrs) Duration: 1–3 Months Immediate Start Role Overview We are hiring experienced Software Engineers (Python-focused) to support high-impact research collaborations with leading AI labs. In this project-based engagement, you will contribute to building training datasets that improve AI model reasoning and problem-solving across real-world coding tasks. This is a unique opportunity to apply your software engineering expertise toward shaping the next generation of intelligent systems. About the Project You will work on SWE-bench–style tasks derived from real open-source repositories. Since frontier AI models do not expose their internal reasoning traces, your role will involve: Reconstructing model reasoning Annotating solution trajectories Inferring thought processes...

hiring experienced Python Engineers to support a variety of high-impact research collaborations with leading AI labs. Freelancers will help improve AI systems through work extending coding benchmarks that reflect real-world development across diverse languages and domains. This is a unique opportunity to apply your engineering expertise toward shaping the next generation of intelligent systems. Key Responsibilities Develop and validate coding benchmarks in Python by curating issues, solutions, and test suites from real-world repositories Ensure benchmark tasks include comprehensive unit and integration tests for solution verification Maintain consistency and scalability of benchmark task distribution Provide structured feedback on solution quality and clarity Debug, optimize, and document benchmark code for reliability and reproducibility Ideal Qualifications 3–10 years of experience as a backend software engineer, ML engineer,...

Work Mode: Remote Engagement Type: Independent Contractor Schedule: Full-Time or Part-Time Contract Language Requirement: Fluent English Role Overview We partner with leading AI teams to improve the quality, usefulness, and reliability of general-purpose conversational AI systems. This project focuses specifically on evaluating and improving how AI systems reason about code, generate programming solutions, and explain technical concepts across various complexity levels. The role involves rigorous technical evaluation of AI-generated responses in coding and software engineering contexts. What You’ll Do Evaluate LLM-generated responses to coding and software engineering queries for accuracy, reasoning, clarity, and completeness Conduct fact-checking using trusted public sources and authoritative references Conduct accuracy testing by executing code and validating outputs using appropriate tools Annotate model responses by identifying...

Work Mode: Remote Engagement Type: Independent Contractor Schedule: Full-Time or Part-Time Contract Language Requirement: Fluent English Role Overview We partner with leading AI teams to improve the quality, usefulness, and reliability of general-purpose conversational AI systems. This project focuses specifically on evaluating and improving how AI systems reason about code, generate programming solutions, and explain technical concepts across various complexity levels. The role involves rigorous technical evaluation of AI-generated responses in coding and software engineering contexts. What You’ll Do Evaluate LLM-generated responses to coding and software engineering queries for accuracy, reasoning, clarity, and completeness Conduct fact-checking using trusted public sources and authoritative references Conduct accuracy testing by executing code and validating outputs using appropriate tools Annotate model responses by identifying...

About the project Tekja Ltd is assembling a team for an upcoming contract to deliver a public-facing climate data visualisation platform for a major European scientific institution. We are looking for an experienced Python backend developer to join the team. The contract is expected to start July 2026, subject to award. What you'll be working on Data ingestion pipelines from a large scientific API REST API development and documentation Database design and management Docker containerisation and cloud deployment Jupyter notebook examples for public users What we're looking for Strong Python backend experience (FastAPI/Flask, SQLAlchemy or similar) REST API design and documentation Docker and cloud infrastructure (AWS/GCP/Azure) Comfortable working independently and delivering to milestones Experience with scientific datasets (xarray, Dask, NetCDF) a plus but not required EU/UK based applicants preferred for contractual...

Partnering with a top AI research organization to evaluate and improve how coding assistants reason, act, and communicate during development workflows. We’re seeking technically sharp experts (especially those with experience in code review, testing, or documentation) to assess full transcripts of user–AI coding conversations. This short-term engagement helps shape the future of developer-assisting AI systems. Key Responsibilities Review long-form transcripts between users and AI coding assistants Analyze the AI’s logic, execution, and stated actions in detail Score each transcript using a 10-point rubric across multiple criteria Optionally write brief justifications citing examples from the dialogue Detect mismatches between claims and actions (e.g., saying “I’ll run tests” but not doing so) Ideal Qualifications Top choices: Senior or Staff Engineers with deep code review experience and execution insight QA Engineers...

Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for a proficient Quality Assurance Developer to help advance AI development. As a member of DataAnnotation’s coding team, you’ll be part of a growing community of over 100,000 professionals — including front-end, back-end, full-stack, machine learning, and other engineers — who are driving real-world impact in AI development. Our platform offers an engaging blend of flexibility and challenge: you’ll work closely with state-of the art AI models to take on programming tasks that include creating and solving challenging coding problems, building beautiful apps with rich functionality, and synthesizing insights through data analysis and visualization. Your work directly contributes to refining intelligent systems that learn, adapt, and evolve. Some team members fit this work...

Partnering with a top AI research organization to evaluate and improve how coding assistants reason, act, and communicate during development workflows. We’re seeking technically sharp experts (especially those with experience in code review, testing, or documentation) to assess full transcripts of user–AI coding conversations. This short-term engagement helps shape the future of developer-assisting AI systems. Key Responsibilities Review long-form transcripts between users and AI coding assistants Analyze the AI’s logic, execution, and stated actions in detail Score each transcript using a 10-point rubric across multiple criteria Optionally write brief justifications citing examples from the dialogue Detect mismatches between claims and actions (e.g., saying “I’ll run tests” but not doing so) Ideal Qualifications Top choices: Senior or Staff Engineers with deep code review experience and execution insight QA Engineers...

Senior C++ Developer (Contract) We are looking for a Senior C++ Developer with strong experience in Linux-based development environments and Microservices architecture. This role involves designing and building high-performance, scalable services in a distributed system, with a focus on reliability, maintainability, and performance on an embedded device.   Key Responsibilities Design, implement, and maintain C++ services in a microservices-based architecture. Develop and debug software in Linux environments, including scripting and system-level programming. Collaborate with cross-functional teams to define APIs, service contracts, and deployment strategies. Optimize system performance and ensure high availability in distributed systems. Contribute to CI/CD pipelines and automated testing frameworks. Participate in code reviews, architecture discussions. Ensure compliance with security, quality, and...

Partnering with a top AI research organization to evaluate and improve how coding assistants reason, act, and communicate during development workflows. We’re seeking technically sharp experts (especially those with experience in code review, testing, or documentation) to assess full transcripts of user–AI coding conversations. This short-term engagement helps shape the future of developer-assisting AI systems. Key Responsibilities Review long-form transcripts between users and AI coding assistants Analyze the AI’s logic, execution, and stated actions in detail Score each transcript using a 10-point rubric across multiple criteria Optionally write brief justifications citing examples from the dialogue Detect mismatches between claims and actions (e.g., saying “I’ll run tests” but not doing so) Ideal Qualifications Top choices: Senior or Staff Engineers with deep code review experience and execution insight QA Engineers...

Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for a proficient AI/ML Developer to help advance AI development. As a member of DataAnnotation’s coding team, you’ll be part of a growing community of over 100,000 professionals — including front-end, back-end, full-stack, machine learning, and other engineers — who are driving real-world impact in AI development. Our platform offers an engaging blend of flexibility and challenge: you’ll work closely with state-of the art AI models to take on programming tasks that include creating and solving challenging coding problems, building beautiful apps with rich functionality, and synthesizing insights through data analysis and visualization. Your work directly contributes to refining intelligent systems that learn, adapt, and evolve. Some team members fit this work alongside a...

Job Information Industry Financial Services Date Opened 11/02/2026 This is a remote position. Role : Full-Stack Developer Start Date : ASAP Location : Remote Rate : Open to discussion   Overview We are seeking an experienced Full-Stack Developer to join our team on a remote basis for one of our Deloitte clients. This role will play a key part in building and enhancing our platform, including the development of a new rules engine within Snowflake and supporting the design and delivery of a modern user interface.   The successful candidate will be comfortable working across both front-end and back-end technologies and contributing to architecture decisions.   Key Responsibilities Design, develop and maintain scalable full-stack applications Support the setup and configuration of a new rules engine within Snowflake Develop backend services and APIs using Python Collaborate on the design and...

About Us: ISTARI is a strategic cybersecurity advisory company with a bold vision; to curate the defining cybersecurity ecosystem of our time, uniting enterprise, academia, government, and innovators to build collective resilience. At the heart of this mission, ISTARI helps clients achieve lasting organisational cyber resilience by convening and applying world-class talent, expertise, and innovation through a uniquely powerful network, with ISTARI as the central orchestrator. ─────────────────────────────────────────────────────── The Opportunity: We are seeking an entrepreneurial, AI-native developer to join ISTARI as a contract developer and help transform how we deliver our consulting work. You will be the founding technical resource responsible for building a suite of AI-powered internal tools that dramatically improve productivity across our Advisory practice.   This is not a traditional development role. You will be expected to leverage AI coding...

Network Security Analyst 6 Months Remote / Occassional travel to Sheffield Umbrella Only Do you want to be part of an award winning organisation at the forefront of technology? Why Wait! Apply Now! Key Technologies we use in the role Collaboration: Microsoft 365, Microsoft Teams & Zoom Networking and Network Security: Checkpoint Firewalls, Blue Coat ProxySG, Zscaler, SkyHigh SSE, Cisco Routers/Switches, Cisco ASA, Cisco SD-WAN Others: AWS, GCP, Azure ABOUT THE PROJECT The Cybersecurity Technical Directors Office are a global team within the Cybersecurity Global Defense organization. We are responsible for defining and implementing the strategy for number of critical Cybersecurity controls across the organization, as well providing subject matter expert consulting and project support to other areas of the HSBC business, ensuring project delivery across the organization successfully meets Cybersecurity requirements. We are...

Location: Fully Remote Team: Tech Team Employment Type: Contract Tangible is a fast-growing, tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure, we unlock liquidity across private equity, private credit, and real assets, transforming the industry and enabling investors to move faster and smarter. We are looking for a Platform Engineer/SRE to own Tangible’s cloud infrastructure, system reliability, and core platform services. This role goes beyond traditional DevOps. You will be responsible for availability, scalability, and resilience, while also building and maintaining core internal services in Python and Node.js that enable product teams to move fast and safely. Tasks Own and operate Tangible’s AWS infrastructure, ensuring high availability, reliability, and performance Act as the primary owner of system uptime, incident response,...

Location: Fully Remote Team: Tech Team Employment Type: Contract Tangible is a fast-growing, tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure, we unlock liquidity across private equity, private credit, and real assets, transforming the industry and enabling investors to move faster and smarter. Tasks Design, develop, and maintain robust, scalable application features and services. Contribute to both client-facing and server-side components of the platform. Write clean, readable, and well-tested code following engineering best practices. Participate in architectural discussions and contribute to system design decisions. Collaborate closely with QA, DevOps, Product, and Design teams. Review code, participate in pull requests, and support pair programming. Share knowledge, contribute to documentation, and support onboarding...

Location : Fully Remote Team : Tech Team Employment Type: Contract Tangible is a fast-growing, tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure, we unlock liquidity across private equity, private credit, and real assets, transforming the industry and enabling investors to move faster and smarter. We are looking for a Platform Engineer/SRE to own Tangible’s cloud infrastructure, system reliability, and core platform services. This role goes beyond traditional DevOps. You will be responsible for availability, scalability, and resilience, while also building and maintaining core internal services in Python and Node.js that enable product teams to move fast and safely. Tasks • Own and operate Tangible’s AWS infrastructure, ensuring high availability, reliability, and performance • Act as the primary owner of system...

Location : Fully Remote Team : Tech Team Employment Type: Contract Tangible is a fast-growing, tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure, we unlock liquidity across private equity, private credit, and real assets, transforming the industry and enabling investors to move faster and smarter. Tasks • Design, develop, and maintain robust, scalable application features and services. • Contribute to both client-facing and server-side components of the platform. • Write clean, readable, and well-tested code following engineering best practices. • Participate in architectural discussions and contribute to system design decisions. • Collaborate closely with QA, DevOps, Product, and Design teams. • Review code, participate in pull requests, and support pair programming. •...

Location: Fully Remote Team: Tech Team Employment Type: Contract Tangible is a fast-growing, tech-driven platform providing liquidity solutions to LPs and GPs in the private-markets secondaries space. By combining deep sector expertise with modern infrastructure, we unlock liquidity across private equity, private credit, and real assets, transforming the industry and enabling investors to move faster and smarter. We are looking for a Platform Engineer/SRE to own Tangible’s cloud infrastructure, system reliability, and core platform services. This role goes beyond traditional DevOps. You will be responsible for availability, scalability, and resilience, while also building and maintaining core internal services in Python and Node.js that enable product teams to move fast and safely. Tasks Own and operate Tangible’s AWS infrastructure, ensuring high availability, reliability, and performance Act as the primary owner of system uptime, incident response,...