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        4 Part Time API jobs in London + 20 miles

        Data Engineer

        Canada Life Group (UK) Ltd (The)
        City of London (EC1), EC3V 9JU
        Competitive
        Canada Life UK looks after the retirement, investment and protection needs of individuals, families and companies. We help to build better futures for our customers, our intermediaries and our employees by operating as a modern, agile and welcoming organisation. Part of our parent company Great-West Lifeco, Canada Life UK has operated in the United Kingdom since 1903. We have hundreds of respected and supported employees committed to doing the right thing for our customers and colleagues. Canada Life UK is transforming to create a more customer-focused business by providing our customers with expertise on financial and tax planning, offering home finance and annuities propositions, and providing collective fund solutions to third party customers. Job Purpose
        Canada Life UK looks after the retirement, investment and protection needs of individuals, families and companies. We help to build better futures for our customers, our intermediaries and our employees by operating as a modern, agile and welcoming organisation. Part of our parent company Great-West Lifeco, Canada Life UK has operated in the United Kingdom since 1903. We have hundreds of respected and supported employees committed to doing the right thing for our customers and colleagues. Canada Life UK is transforming to create a more customer-focused business by providing our customers with expertise on financial and tax planning, offering home finance and annuities propositions, and providing collective fund solutions to third party customers. Job Purpose
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        PREMIUM
        Principal Technical Safety Consultants (CFD-FLACS) Background Risktec Solutions is an established, independent and specialist risk management consulting and training company, and is part of the TV Rheinland Group. We help clients to manage health, safety, security, environmental and business risk in sectors where the impact of loss is significant. Our people are high calibre professionals, with a strong focus on meeting clients expectations and we have offices across the UK and in the Netherlands, Dubai, Muscat, Houston and Calgary. Further information is available at * oil and gas (offshore and onshore) * carbon capture and storage * chemical manufacturing, handling and storage * hydrogen generation and distribution * onshore and offshore wind energy. Role Description
        Principal Technical Safety Consultants (CFD-FLACS) Background Risktec Solutions is an established, independent and specialist risk management consulting and training company, and is part of the TV Rheinland Group. We help clients to manage health, safety, security, environmental and business risk in sectors where the impact of loss is significant. Our people are high calibre professionals, with a strong focus on meeting clients expectations and we have offices across the UK and in the Netherlands, Dubai, Muscat, Houston and Calgary. Further information is available at * oil and gas (offshore and onshore) * carbon capture and storage * chemical manufacturing, handling and storage * hydrogen generation and distribution * onshore and offshore wind energy. Role Description
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        Location: Hybrid (London office + client site travel as required) Employment Type:Fixed Term Contract Start Date: February 2026 The Opportunity Are you an experienced SDET with Performance Test experience looking to take the next step in your career within a dynamic and growing consultancy? At Ten10, we are looking for a talented SDETs withPerformance Test Engineering experience to join our highly skilled consultancy team. This is an exciting opportunity to work on diverse and challenging client projects, ensuring the delivery of high-performing applications and systems. About Ten10 Ten10 is the UKs leading independent Quality Engineering & Software Testing consultancy. We work with a range of clients across multiple sectors, providing innovative solutions to help them deliver better software, faster.
        Location: Hybrid (London office + client site travel as required) Employment Type:Fixed Term Contract Start Date: February 2026 The Opportunity Are you an experienced SDET with Performance Test experience looking to take the next step in your career within a dynamic and growing consultancy? At Ten10, we are looking for a talented SDETs withPerformance Test Engineering experience to join our highly skilled consultancy team. This is an exciting opportunity to work on diverse and challenging client projects, ensuring the delivery of high-performing applications and systems. About Ten10 Ten10 is the UKs leading independent Quality Engineering & Software Testing consultancy. We work with a range of clients across multiple sectors, providing innovative solutions to help them deliver better software, faster.
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        Description About Made Tech Our aim at Made Tech is to use human-centred technology to improve our society. We believe putting people at the heart of designing, building and delivering public services leads to better outcomes for everyone. Are you a Software Engineer that wants to actually see the real-world impact from what you help to create? Our mission is simple! We believe we can use tech to make public services better. We also believe this can happen best when our own team represents the society that actually used the services we work on. At Made Tech, were collectively continuing to grow a culture that is happy, healthy, safe and inspiring for people of all backgrounds and experiences, so we encourage all people from underrepresented groups to apply for roles with us. Have we caught your interest? Please read on
        Description About Made Tech Our aim at Made Tech is to use human-centred technology to improve our society. We believe putting people at the heart of designing, building and delivering public services leads to better outcomes for everyone. Are you a Software Engineer that wants to actually see the real-world impact from what you help to create? Our mission is simple! We believe we can use tech to make public services better. We also believe this can happen best when our own team represents the society that actually used the services we work on. At Made Tech, were collectively continuing to grow a culture that is happy, healthy, safe and inspiring for people of all backgrounds and experiences, so we encourage all people from underrepresented groups to apply for roles with us. Have we caught your interest? Please read on
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        NEW

        3 exact matches jobs are outside your preferred location

        Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
        Thales people architect identity management and data protection solutions at the heart of digital security. Business and governments rely on us to bring trust to the billons of digital interactions they have with people. Our technologies and services help banks exchange funds, people cross borders, energy become smarter and much more. More than 30,000 organizations already rely on us to verify the identities of people and things, grant access to digital services, analyze vast quantities of information and encrypt data to make the connected world more secure. Together we offer fantastic opportunities for committed employees to learn and develop their career with us. At Thales UK, we research, develop, and supply technology and services that impact the lives of millions of people each day to make life better, and keep us safer.
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        We are looking for the right people people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the worlds largest providers of products and services to the global energy industry. Job Duties We are seeking a skilled and proactive Data Integration Engineer to join the Neftex Technical Services team. Reporting to the Team Lead the Data Integration Engineer will be responsible for designing, building, and maintaining robust data pipelines and integration frameworks that connect diverse systems including LLMs and a proprietary Data Integration solution.
        We are looking for the right people people who want to innovate, achieve, grow and lead. We attract and retain the best talent by investing in our employees and empowering them to develop themselves and their careers. Experience the challenges, rewards and opportunity of working for one of the worlds largest providers of products and services to the global energy industry. Job Duties We are seeking a skilled and proactive Data Integration Engineer to join the Neftex Technical Services team. Reporting to the Team Lead the Data Integration Engineer will be responsible for designing, building, and maintaining robust data pipelines and integration frameworks that connect diverse systems including LLMs and a proprietary Data Integration solution.
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        AI Engineer - Contract (Remote, UK based) - EdTech - 4-6 Months + Possible Extension - £350-375 p/d outside IR35 A UK-based EdTech Start-Up is hiring an experienced contract AI Engineer to help build the next generation of their intelligent assessment systems. Used by awarding bodies and training providers, you'll work across backend services, LLM workflows, evaluation pipelines, and agentic automation. You will deliver scalable AI features that improve the accuracy, consistency, and speed of skills and knowledge evaluation. This role suits someone who enjoys autonomy, works well in a pragmatic environment, and is confident making technical decisions without fully defined specs.
        AI Engineer - Contract (Remote, UK based) - EdTech - 4-6 Months + Possible Extension - £350-375 p/d outside IR35 A UK-based EdTech Start-Up is hiring an experienced contract AI Engineer to help build the next generation of their intelligent assessment systems. Used by awarding bodies and training providers, you'll work across backend services, LLM workflows, evaluation pipelines, and agentic automation. You will deliver scalable AI features that improve the accuracy, consistency, and speed of skills and knowledge evaluation. This role suits someone who enjoys autonomy, works well in a pragmatic environment, and is confident making technical decisions without fully defined specs.
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        At GSK, we are using Artificial Intelligence (AI) and Machine Learning (ML) to develop new therapies and personalized drugs that drive better outcomes for patients at reduced cost with fewer side effects. Because the datasets we use and algorithms we build at each step of the drug development journey have safety and ethical implications for our patients, GSK has a dedicated team working on the responsible use of AI in healthcare. If this excites you and you want to be part of our team, we would love to chat. We are looking for a researcher with a track record in successfully developing and publishing state-of-the-art AI/ML methods, preferably with a focus on large language models (LLMs), LLM-based agents, and their evaluation.
        At GSK, we are using Artificial Intelligence (AI) and Machine Learning (ML) to develop new therapies and personalized drugs that drive better outcomes for patients at reduced cost with fewer side effects. Because the datasets we use and algorithms we build at each step of the drug development journey have safety and ethical implications for our patients, GSK has a dedicated team working on the responsible use of AI in healthcare. If this excites you and you want to be part of our team, we would love to chat. We are looking for a researcher with a track record in successfully developing and publishing state-of-the-art AI/ML methods, preferably with a focus on large language models (LLMs), LLM-based agents, and their evaluation.
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        FTSE Russell | LSEG Technology FTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and market segments. Its products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk. With a reputation for innovation, transparency, and robust governance, FTSE Russell plays a critical role in shaping global financial markets.
        FTSE Russell | LSEG Technology FTSE Russell is a leading global provider of financial services, specializing in the creation and management of indexes, data, and analytic solutions. A subsidiary of the London Stock Exchange Group (LSEG), FTSE Russell supports investors worldwide in making informed decisions across asset classes, investment strategies, and market segments. Its products are trusted by institutional and retail investors, asset managers, and pension funds to benchmark performance, build investment portfolios, and manage risk. With a reputation for innovation, transparency, and robust governance, FTSE Russell plays a critical role in shaping global financial markets.
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        Oracle CSS is seeking a highly skilled Data Engineer to support enterprise customers adopting Oracle AI Data Platform. This team is at the forefront of advancing the adoption and success of Oracles AI tools for customerswhile also championing an AI-first mindset in our own internal operations. We are committed to building innovative AI solutions for both Oracle and our clients, driving greater efficiency and measurable value across the board. Work alongside certified and experienced professionals, gaining exposure to cutting-edge technologies and methodologies, and enhancing your skills and credentials. Engage with a diverse range of customers, managing the full lifecycle of delivery and services, and ensuring each project has a tangible impact. Benefit from robust team support in a collaborative environment that prioritizes teamwork and mutual success.
        Oracle CSS is seeking a highly skilled Data Engineer to support enterprise customers adopting Oracle AI Data Platform. This team is at the forefront of advancing the adoption and success of Oracles AI tools for customerswhile also championing an AI-first mindset in our own internal operations. We are committed to building innovative AI solutions for both Oracle and our clients, driving greater efficiency and measurable value across the board. Work alongside certified and experienced professionals, gaining exposure to cutting-edge technologies and methodologies, and enhancing your skills and credentials. Engage with a diverse range of customers, managing the full lifecycle of delivery and services, and ensuring each project has a tangible impact. Benefit from robust team support in a collaborative environment that prioritizes teamwork and mutual success.
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        Staff Software Engineer Robotics & Life Sciences Automation Location: London, UK - Hybrid (3 days/week on site) Contract: 4 months with possibility of extension Start: ASAP (Dec 2025 / Jan 2026) Automata: accelerating breakthroughs that save lives Automata builds automation that accelerates life sciences: enabling faster drug discovery, next-generation personalised medicines, and high-precision diagnostics where turnaround time can mean the difference between life and death. We believe the future of biology depends on automation that is reliable, scalable and accessible and were building the platform that makes that possible. Our modular lab bench and digital automation platform already run mission-critical workflows in leading research organisations.
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        * Define and lead the AI-powered B2B integration strategy across Oracle Fusion and connected systems. * Define and own the B2B integration strategy and roadmap for Oracle Fusion and related systems, ensuring alignment with enterprise architecture and business objectives. * Architect modern EDI, API, and event-driven integration frameworks that leverage AI, LLMs, and automation for intelligent partner connectivity. * Implement smart diagnostics, predictive monitoring, and AI-assisted onboarding to improve accuracy, performance, and uptime. * Partner with data, AI, and architecture teams to embed machine learning and generative AI within business workflows. * Establish and enforce integration standards, governance, and Responsible AI guardrails across all platforms. Responsibilities
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        GenAI Full Stack Engineer - Consultant / Senior Consultant

        83zero Limited
        City of London (EC1)
        £45000 - £70000 per annum + Bonus, Pension, Private Health, Perks
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        AI Engineer

        Emporia Consulting Group Limited
        The City, City of London (EC2), EC2M 7PY
        Paying between £1600 to £2000 per day
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        The Digital Product Group are part of the wider SwapClear area within LCH. The successful candidate for the Senior Lead Engineer will be responsible for the delivery of new data products which are published via multiple channels. This is a business development area and requires an exceptional hands-on candidate capable of inspiring and bringing together teams of skilled individuals helping deliver new technology. DPG covers client facing risk analytics applications, incorporating valuation, sensitivities and volume products along with the commercialisation of data. Key Responsibilities * Delivery of software products * Develop and maintain scalable Python applications * Design and implement cloud infrastructure using Terraform and Terragrunt * Configure and optimize AWS cloud resources * Collaborate with multi-functional teams on system architecture
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        About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing, exchanging, travelling, and more help our 65+ million customers get more from their money every day. As we continue our lightning-fast growth,? 2 things are essential to our success: our people and our culture. In recognition of our outstanding employee experience, we've been certified as a Great Place to Work. So far, we have 10,000+ people working around the world, from our offices and remotely, to help us achieve our mission. And we're looking for more brilliant people. People who love building great products, redefining success, and turning the complexity of a chaotic world into the simplicity of a beautiful solution. About the role
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        Are you an experienced software engineer with a passion for productionizing data science solutions? Do you want to build innovative products for financial professionals using cutting edge tech? If so, wed love to talk to you. You will be working for a growing organization. You will develop of high-impact, scalable AI solutions. You will combine strategic thinking, strong problem-solving skills, and a collaborative approach to ensure your team successfully ships great products. * Design and development of scalable software products. * Solve complex technical issues, optimize workflows, and provide strategic insights to partners to support project goals and timelines. * Collaborate closely with Data Science, research and product teams * Set high technical standards * This is a hands-on, individual contributor role * Expert-level Python skills
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        LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. Its how weve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services and our open-access model we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.
        LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. Its how weve contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services and our open-access model we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.
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        Gen AI Engineer

        AVENSYS CONSULTING (UK) LTD
        London
        From £450 to £500 per day
        Role: Gen AI Engineer Location: Remote Contract: 06 Months Rate: 450-500 GBP Per Day Inside IR35 MAX The Gen AI Engineer will be a specialized type of artificial intelligence professional, focused on designing, developing & implementing generative AI models and algorithms. Working collaboratively with the team to ensure project deadlines are met. * Design, prototype, and deploy Generative AI models (LLMs, Transformers, Diffusion models) for enterprise use cases. * Build and fine-tune LLM-based applications (chatbots, summarization, document Q&A, report generation, code assistants, etc.). * Apply prompt engineering, RAG (Retrieval-Augmented Generation), and context-aware pipelines to ensure accuracy and relevance. * Integrate AI models with enterprise systems, APIs, and data stores using Python, Java, or Node.js backends.
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        Lead Machine Learning Engineer

        Emporia Consulting Group Limited
        The City, City of London (EC2), EC2M 7PY
        Paying between £1300 to £1600 per day
        A global investment firm is hiring a Lead Machine Learning Engineer. Hybrid position. Paying up to £1600 per day. Outside IR35 Experience and skills required for the Senior Machine Learning Engineer (AI), Quantization, PEFT, DeepSpeed, ONNX, TensorRT, PyTorch, multi-LoRa, LoRA Exchange, TitanML ️ * Strong experience working with inference servers like multi-LoRa, LoRA Exchange, TitanML ️ * Experience with HuggingFace * Retrieval-augmented generation, embedding pipelines * Previous industry exposure to multi-node HPC clusters ️ * Experience with Large language models - OpenAI, Mistral, Claude, LLaMA * Large language model for GPU usage, scaling, and data movement * Quantization, PEFT, DeepSpeed, ONNX, TensorRT * Deep Learning with PyTorch
        A global investment firm is hiring a Lead Machine Learning Engineer. Hybrid position. Paying up to £1600 per day. Outside IR35 Experience and skills required for the Senior Machine Learning Engineer (AI), Quantization, PEFT, DeepSpeed, ONNX, TensorRT, PyTorch, multi-LoRa, LoRA Exchange, TitanML ️ * Strong experience working with inference servers like multi-LoRa, LoRA Exchange, TitanML ️ * Experience with HuggingFace * Retrieval-augmented generation, embedding pipelines * Previous industry exposure to multi-node HPC clusters ️ * Experience with Large language models - OpenAI, Mistral, Claude, LLaMA * Large language model for GPU usage, scaling, and data movement * Quantization, PEFT, DeepSpeed, ONNX, TensorRT * Deep Learning with PyTorch
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        Python Engineer

        Bloc Recruitment
        The City, City of London (EC4), EC2R
        £475 per day
        Up to £475 Per day inside IR35 Long term contract Remote UK/EU We’re looking for a BE Engineer to design and build high-quality backend systems and data pipelines that power the analytics platform. You’ll collaborate with engineers and the Product team across the full software lifecycle, leading on scalable services that ingest, transform and deliver data to our frontend applications and customers. You’ll bring strong Python skills, experience with microservices and data ingestion/ETL pipelines, and an eye for clean, maintainable code. Familiarity with AI-assisted dev tools (GitHub Copilot, Cursor, Windsurf, Devin) is a plus — we encourage using them to boost developer velocity and quality. What you’ll do * Design and implement robust, scalable backend services in Python * Own and improve data ingestion & processing pipelines
        Up to £475 Per day inside IR35 Long term contract Remote UK/EU We’re looking for a BE Engineer to design and build high-quality backend systems and data pipelines that power the analytics platform. You’ll collaborate with engineers and the Product team across the full software lifecycle, leading on scalable services that ingest, transform and deliver data to our frontend applications and customers. You’ll bring strong Python skills, experience with microservices and data ingestion/ETL pipelines, and an eye for clean, maintainable code. Familiarity with AI-assisted dev tools (GitHub Copilot, Cursor, Windsurf, Devin) is a plus — we encourage using them to boost developer velocity and quality. What you’ll do * Design and implement robust, scalable backend services in Python * Own and improve data ingestion & processing pipelines
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        What is the average salary for API in London?

        Average salary per year
        £72,499

        The average salary for a API in London is £72,499. API in London salaries range from £62,499 to £87,499.

        Frequently Asked Questions

        How many part time API jobs are there in London?
        There are 4 part time API jobs within 20 miles of London available on Jobsite right now.

        What other similar jobs are there to part time API jobs in London?
        As well as part time API jobs in London, you can find part time IT, Database, Software Development, amongst many others.