16 software contractor jobs found in Remote

A UK-based company with a small team, bringing development support into an existing B2B SaaS application. We are looking for a contractor to work on an adhoc basis. Statement of Works to be provided for pricing and completion. Full support is provided by the company. Based in Beeston, Nottingham. Overview We need a full-stack developer to resolve production issues from an existing B2B SaaS backlog. This is the first batch of work, with potential follow-on work if the initial engagement goes well. Investigate and resolve report-generation table locks on large report outputs. Improve by making pop-out search and selection menus full-screen instead of part screen. Ensure updating a code automatically updates its matching description. Replace row highlighting in the Patient Search selection field with the previous outline selection, so background colouring remains visible. Prevent a specified data type from being added to a patient record after the patient is...

Come join Karat's Interview Engineer Community! Karat is always seeking talented engineers to join our Community. If you are interested in being considered for a future Interview Engineer opportunity, please submit your application to this posting. This is a contractor/freelancer opportunity, and work is compensated based on tasks performed. Currently, we are only accepting applications from candidates in the countries on our website , and require that resumes be submitted in English. What Interview Engineers do: Interview Engineers facilitate technical interviews with software developers around the world. As an Interview Engineer, you will create inclusive hiring processes by mitigating bias, improving hiring signals, and completing objective evaluations. These skills are critical to hiring and managing teams in startups and large enterprises. As a Karat Interview Engineer, you will: Interview— Facilitate an interview through Karat's...

Are you a coding expert fluent in Python eager to shape the future of AI? Large‑scale language models are evolving from clever chatbots into powerful engines of scientific discovery. With high‑quality training data, tomorrow's AI can democratize world‑class education, keep pace with cutting‑edge research, and streamline software development for engineers everywhere. That training data begins with you—we need your expertise to help power the next generation of AI. We're looking for Python coding specialists who live and breathe algorithms, data structures, software architecture, frontend and backend development, cloud infrastructure, and systems programming—and who can do so fluently using Python. You'll challenge advanced language models on topics like asynchronous programming, RESTful API integration, memory management, object-oriented design, secure coding practices, and debugging distributed systems—documenting every failure mode so we can harden model...

Who are we? MobiSystems is dedicated to empowering users with a better choice for office suite apps. Our easy-to-use, intuitive apps - MobiOffice, MobiPDF and MobiDrive - offer a seamless, privacy-conscious, and affordable alternative to traditional office suite software for Windows, Android, iOS, and macOS. Trusted by over 550 million users worldwide, MobiSystems is committed to delivering accessible, cost-effective solutions that make work and personal tasks easier. We are headquartered in Sofia with a team of 200 and we have a sales office in San Diego, California.   What are we looking for? We are setting new acquisition goals, so we are looking for a Senior Paid User Acquisition Specialist who will work in our Marketing team. You will help to make our current Windows and Mac apps even more successful.   Responsibilities: Understand our business objectives and aim at achieving them by designing ad campaigns strategy in all proper channels...

Senior Front-End React Developer At Bridebook, we're digitising the wedding industry! Join us in transforming the wedding planning experience for engaged couples around the world. Full-time Contractor · Remote · Competitive Day Rate Who is Bridebook anyway? Bridebook is a revolutionary wedding planning platform that seeks to make wedding planning an enjoyable, intuitive, and rewarding experience for couples, guests, and industry partners. Launched in the UK, Bridebook has over 1,000,000 planning couples and has been featured in major outlets such as the New York Times, the BBC, and the App Store. After seven years and many iterations later, we have 2 in 3 engaged UK couples and 1 in 3 engaged German couples using Bridebook, and have recently expanded into the French and Irish markets. While we serve a very emotional and creative industry, we are disrupting the wedding industry by leveraging cutting-edge technology to provide seamless and...

Senior Front-End React Developer At Bridebook, we're digitising the wedding industry! Join us in transforming the wedding planning experience for engaged couples around the world. Full-time Contractor · Remote · Competitive Day Rate Who is Bridebook anyway? Bridebook is a revolutionary wedding planning platform that seeks to make wedding planning an enjoyable, intuitive, and rewarding experience for couples, guests, and industry partners. Launched in the UK, Bridebook has over 1,000,000 planning couples and has been featured in major outlets such as the New York Times, the BBC, and the App Store. After seven years and many iterations later, we have 2 in 3 engaged UK couples and 1 in 3 engaged German couples using Bridebook, and have recently expanded into the French and Irish markets. While we serve a very emotional and creative industry, we are disrupting the wedding industry by leveraging cutting-edge technology to provide seamless and...

AI Engineer - Demand Generation (Contract) 6 months Outside IR35 Contract - Must work from the UK Alto Software Group is a B2B SaaS company that powers more than half of all UK housing transactions each year. We create software solutions that connect businesses and consumers, delivering a one-stop shop for estate agents and home builders. Our goal is to drive efficiency, speed up transactions, reduce risk, and improve the end-customer experience. While we're not a start-up, we have a start-up mindset and want our people to operate with this mindset so that we can achieve our ambitions. We are looking for a contract AI Engineer to build the AI-powered automations that drive demand generation at Alto Software Group. You'll work directly with the Head of AI Operations and Marketing to take a backlog of demand gen automation ideas from design through to production. What You'll Do Build and maintain AI-enabled automation pipelines (n8n, Zapier/Make, direct LLM APIs) that...

Company Description FileSig Pte Ltd is a cybersecurity intelligence company focused on strengthening digital trust through visibility, automation, and education. The organization builds a connected security ecosystem that includes SaaS security management, risk tracking, secure coding education, AI security training, and adaptive firewall solutions. Its products, such as SaaSLens, RiskLens, Secure Code Cards, AISEC Training, and Firewalli, address security needs across cloud applications, codebases, AI systems, and network layers. FileSig’s mission is to make cybersecurity measurable, teachable, and accessible so teams can secure systems confidently from infrastructure to AI. The company serves modern organizations seeking practical tools and training to bridge awareness, prevention, and resilience in one platform.   Role Description This is a remote, contract role for a Freelance AI Engineer. The AI Engineer will design, build, and optimize AI models and...

— Exchange Operations Location: Remote About The Role We are looking for a skilled Application Support Engineer to join our Exchange Operations team supporting Nadex, a regulated derivatives trading exchange. You will play a critical role in ensuring the availability, stability, and performance of our production and demo trading environments. This is a hands-on role suited for someone who thrives in a fast-paced, mission-critical environment and takes ownership of operational excellence. Key Responsibilities Production Support & Monitoring — Provide expert-level remote management, administration, and support for Production and Demo trading exchange environments, ensuring system availability and application stability. Daily Operations — Execute and monitor daily operational processing, including contract scheduling, settlement of expired contracts, and end-of-day/start-of-day procedures. Incident & Problem Management — Triage,...

M4 Digital Group an IT Delivery Practice is a forward thinking and fast-growing SME with an established UK client base. As the next stage in our expansion plan, we require the services of a Flexera SAM Tooling, Data & Operations Consultant to be responsible for the technical operation, data quality and day to day fulfilment of a Software Asset Management service built on Flexera. To provide hands on administration, troubleshooting and optimisation of the Flexera platform, ensuring accurate entitlement, inventory and consumption data across complex IT estates. You will support ELP preparation, variance analysis, reporting and operational SAM requests, maintaining clear audit trails and evidence packs. Acting as the technical engine of the SAM service, you will ensure reliable data, consistent reconciliation and high quality outputs that underpin compliance, optimisation and licensing decision making. Primary Accountability Flexera technical support and administration...

AI / Machine Learning Engineer Generative AI | Agentic AI | RAG | Production Engineering Contract | £400-500 per day | Inside IR35 Initial 3 months + extension | London or Manchester | Hybrid - Largely Remote     We are looking for hands-on AI/ML Engineers to support the development of production-grade AI products within a major regulated financial-services environment. The requirement is for engineers who can build, integrate, test and operate enterprise AI solutions not candidates whose experience is limited to research, notebooks or chatbot prototypes.     Key responsibilities     Design and build production AI, Generative AI and Agentic AI applications Develop RAG pipelines, agent workflows and enterprise knowledge integrations Build APIs and services using Python and modern backend frameworks Integrate AI capabilities with internal systems, data platforms and business workflows...

AI / Machine Learning Engineer Generative AI | Agentic AI | RAG | Production Engineering Contract | £400-500 per day | Inside IR35 Initial 3 months + extension | London or Manchester | Hybrid - Largely Remote     We are looking for hands-on AI/ML Engineers to support the development of production-grade AI products within a major regulated financial-services environment. The requirement is for engineers who can build, integrate, test and operate enterprise AI solutions not candidates whose experience is limited to research, notebooks or chatbot prototypes.     Key responsibilities     Design and build production AI, Generative AI and Agentic AI applications Develop RAG pipelines, agent workflows and enterprise knowledge integrations Build APIs and services using Python and modern backend frameworks Integrate AI capabilities with internal systems, data platforms and business workflows...

Software Developer (Python/Typescript / FastAPI/Hono / Azure) – Outside IR35 only. Contract length: 3 months Rate: £450–£650 per day Location: Remote (UK-based with access to office if required). IR35 Status: Outside IR35 only Start: September 2026 Job Summary We’re looking for a skilled contract Python/TypeScript developer to support ongoing delivery across a mix of client and internal projects. You’ll be building, extending, and maintaining APIs and complex backend services in a delivery-driven environment. You’ll be working closely with a small technical team, so clear communication and ownership are crucial. The initial contract is 3 months , with a possibility of extension depending on workload. Outside IR35 only - must be willing to work from a Private Limited Company / Ltd. Duties: Building and maintaining backend services using Python or JavaScript/TypeScript Developing...

About Us We are a technology solutions provider specialising in the public sector. Our mission is to help government organisations become truly data-driven by transforming their digital services, streamlining operational processes, improving citizen outcomes, and enhancing transparency across public services. We work closely with government bodies to design and deliver modern, secure, and scalable digital solutions that have real-world impact. The Role We are seeking an experienced IT Operations Manager who holds current Security Clearance (SC) on a contract basis to lead the operational management and support of a live data product supporting a central government client. You will be accountable for the end-to-end operation of the live service, ensuring the stability, availability, security, and performance of the platform while leading Service Desk operations, IT operational processes, and release management activities. You will act as the primary escalation point for...

About Us We are a technology solutions provider specialising in the public sector. Our mission is to help government organisations become truly data-driven by transforming their digital services, streamlining operational processes, improving citizen outcomes, and enhancing transparency across public services.   We work closely with government bodies to design and deliver modern, secure, and scalable digital solutions that have real-world impact.   The Role We are seeking an experienced IT Operations Manager who holds current Security Clearance (SC) on a contract basis to lead the operational management and support of a live data product supporting a central government client.   You will be accountable for the end-to-end operation of the live service, ensuring the stability, availability, security, and performance of the platform while leading Service Desk operations, IT operational processes, and release management activities. You...

AI Engineer Associate | Flexible rate | Remote Are you an AI engineer who loves taking models out of the lab and putting them into real, high-impact production systems? Do you want to build secure, responsible AI solutions that genuinely improve public services and decision-making? Are you excited by integrating cutting-edge AI into complex platforms—while working in environments that value ethics, governance, and quality? Role overview We are seeking an AI Engineer to design, build, and operate AI-powered systems that support the delivery of critical public services. You will work within multidisciplinary teams to implement reliable, secure, and governable AI capabilities within government digital services. The role focuses on applying modern AI models and platforms to real-world use cases, improving decision-making, automating workflows, and enhancing user experience across public-sector systems. This role is suited to an engineer who...