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        Api
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        0 Part Time API jobs in Mayfair + 20 miles

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        Software Engineer - Rust API

        Dune Group Limited
        London
        Competitive
        About Dune Dune is on a mission to make crypto data accessible. Were a collaborative multi-chain analytics platform used by thousands of developers, analysts, & investors to understand the on-chain world and the frontiers of finance. Were a team of ~55 employees, working together across Europe and eastern US timezones ?. We believe in our mission, and in building a powerful, open product that allows individuals and communities to do deep research into important ecosystems like Bitcoin, Ethereum, Solana, and many more. Were backed by some of the world's best investors. In February 2022, we announced our Series B funding round led by Coatue and Union Square Ventures, an important milestone that allowed us to double down on our mission. Were using the funds to educate, reward and empower a new generation of onchain analysts aka Wizards
        About Dune Dune is on a mission to make crypto data accessible. Were a collaborative multi-chain analytics platform used by thousands of developers, analysts, & investors to understand the on-chain world and the frontiers of finance. Were a team of ~55 employees, working together across Europe and eastern US timezones ?. We believe in our mission, and in building a powerful, open product that allows individuals and communities to do deep research into important ecosystems like Bitcoin, Ethereum, Solana, and many more. Were backed by some of the world's best investors. In February 2022, we announced our Series B funding round led by Coatue and Union Square Ventures, an important milestone that allowed us to double down on our mission. Were using the funds to educate, reward and empower a new generation of onchain analysts aka Wizards
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        Job Role: Software Engineer - Angular Job Type: Contract (part time) Location: Remote (UK only) Daily rate: £425 per day (Outside IR35) * Duration: 12 months * Commitment: 1-2 days per month (final week of each month) * Scope: Maintenance support, system health, troubleshooting, and minor enhancements We are hiring on behalf of our client, an established organisation with a large-scale digital presence. They are seeking reliable ongoing support to maintain and optimise their Contentful-based web platform. This role will initially focus on the current tech stack and then transition to their new website following its launch in late October. This is a 12-month contract requiring approximately three days of support each month. The work is primarily maintenance-focused, ensuring system stability, keeping packages up to date, and addressing issues as they arise.
        Job Role: Software Engineer - Angular Job Type: Contract (part time) Location: Remote (UK only) Daily rate: £425 per day (Outside IR35) * Duration: 12 months * Commitment: 1-2 days per month (final week of each month) * Scope: Maintenance support, system health, troubleshooting, and minor enhancements We are hiring on behalf of our client, an established organisation with a large-scale digital presence. They are seeking reliable ongoing support to maintain and optimise their Contentful-based web platform. This role will initially focus on the current tech stack and then transition to their new website following its launch in late October. This is a 12-month contract requiring approximately three days of support each month. The work is primarily maintenance-focused, ensuring system stability, keeping packages up to date, and addressing issues as they arise.
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        Position Overview Job Title Senior Java Developer Engineer (m/f/x) - Corporate Bank Technology - Merchant Solutions Location London Corporate Title Assistant Vice President Deutsche Bank Technology is a global team of tech specialists, spread across multiple hubs and tech centres. We have a strong focus on promoting technical excellence our engineers work at the forefront of financial services innovation using cutting-edge technologies. The Merchant Solutions Technology group provides the Corporate Bank with a dedicated team that capitalizes on the rapidly evolving technology industry to provide our clients with new products and innovation to meet their growing needs within an Agile FinTech-like setup.
        Position Overview Job Title Senior Java Developer Engineer (m/f/x) - Corporate Bank Technology - Merchant Solutions Location London Corporate Title Assistant Vice President Deutsche Bank Technology is a global team of tech specialists, spread across multiple hubs and tech centres. We have a strong focus on promoting technical excellence our engineers work at the forefront of financial services innovation using cutting-edge technologies. The Merchant Solutions Technology group provides the Corporate Bank with a dedicated team that capitalizes on the rapidly evolving technology industry to provide our clients with new products and innovation to meet their growing needs within an Agile FinTech-like setup.
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        Job Title: Social Media Technology Executive Location: 1HQ Type of contract: full-time, permanent Diageo is the worlds leading premium drinks company, a business built on the principles and foundations laid by the giants of our industry. Arthur Guinness, Alexander Walker, and many other dedicated people that followed in their footsteps, cared deeply about the people and businesses they fostered, and the communities in which they operated. Today we stand on the shoulders of these giants and act with the same entrepreneurial spirit. We are a spirited company born of an incredible entrepreneurial legacy. The success of Guinness, Smirnoff, Johnnie Walker, Tanqueray, Baileys and many more brands led to the formation of our company in 1997. And we only thrive today because of the talent of our people to grow our brands, old and new, and keep them strong.
        Job Title: Social Media Technology Executive Location: 1HQ Type of contract: full-time, permanent Diageo is the worlds leading premium drinks company, a business built on the principles and foundations laid by the giants of our industry. Arthur Guinness, Alexander Walker, and many other dedicated people that followed in their footsteps, cared deeply about the people and businesses they fostered, and the communities in which they operated. Today we stand on the shoulders of these giants and act with the same entrepreneurial spirit. We are a spirited company born of an incredible entrepreneurial legacy. The success of Guinness, Smirnoff, Johnnie Walker, Tanqueray, Baileys and many more brands led to the formation of our company in 1997. And we only thrive today because of the talent of our people to grow our brands, old and new, and keep them strong.
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        Job Description Job Type: Perm Location: London. Flexible working: All our roles are open to part-time, job-share and other types of flexibility. We will discuss what is important to you and balancing this with business requirements during the recruitment process. You can read more about Phoenix Flex here. Salary and benefits: Up tp £100,000 plus bonus 16% - 32%, private medical cover, 38 days annual leave, excellent pension, 12x salary life assurance, career breaks, income protection, 3x volunteering days and much more Closing Date: 15th September Were Phoenix Group, were a long-term savings and retirement business. We offer a range of products across our market-leading brands, Standard Life, SunLife, Phoenix Life and ReAssure. Around 1 in 5 people in the UK has a pension with us.
        Job Description Job Type: Perm Location: London. Flexible working: All our roles are open to part-time, job-share and other types of flexibility. We will discuss what is important to you and balancing this with business requirements during the recruitment process. You can read more about Phoenix Flex here. Salary and benefits: Up tp £100,000 plus bonus 16% - 32%, private medical cover, 38 days annual leave, excellent pension, 12x salary life assurance, career breaks, income protection, 3x volunteering days and much more Closing Date: 15th September Were Phoenix Group, were a long-term savings and retirement business. We offer a range of products across our market-leading brands, Standard Life, SunLife, Phoenix Life and ReAssure. Around 1 in 5 people in the UK has a pension with us.
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        Location: London - 1x a month Salary: Up to £120,000 (D.O.E) + benefits Fruition Group are partnering with a high-growth Insurtech unicorn that's scaling its engineering function. This is a unique chance to work across both proven, revenue-generating products and greenfield initiatives that are reshaping the future of insurance. It's an ideal role for a driven Lead Engineer who thrives in ambitious environments and wants to make a tangible impact. As a Lead Backend Engineer, you'll take ownership of designing and scaling cloud-native backend systems. You'll work primarily with Python (FastAPI) and play a key role in shaping the architecture of microservices that support millions of users. Beyond hands-on development, you'll provide technical leadership, mentor team members, and influence strategic engineering decisions.
        Location: London - 1x a month Salary: Up to £120,000 (D.O.E) + benefits Fruition Group are partnering with a high-growth Insurtech unicorn that's scaling its engineering function. This is a unique chance to work across both proven, revenue-generating products and greenfield initiatives that are reshaping the future of insurance. It's an ideal role for a driven Lead Engineer who thrives in ambitious environments and wants to make a tangible impact. As a Lead Backend Engineer, you'll take ownership of designing and scaling cloud-native backend systems. You'll work primarily with Python (FastAPI) and play a key role in shaping the architecture of microservices that support millions of users. Beyond hands-on development, you'll provide technical leadership, mentor team members, and influence strategic engineering decisions.
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        Khne + Nagel (AG & Co.) KG Job description:? As the Senior Software Engineer, you will play a key role in bridging the product vision and its technical execution. Youll translate the Product Managers goals into a clear technical roadmap, ensuring development aligns with the product vision. A core part of your role will be acting as a sparring partner, coach, and mentor for the technical team guiding them to develop their skills, overcome challenges, and drive innovation. How you create impact * Ensure the warehousing system ATLAS is built to be scalable, reliable and secure. * Develop and propose coding guidelines, conduct thorough code reviews, and enforce best practices to deliver high-quality software. * Refine software development processes to boost efficiency and align with the overall product strategy.
        Khne + Nagel (AG & Co.) KG Job description:? As the Senior Software Engineer, you will play a key role in bridging the product vision and its technical execution. Youll translate the Product Managers goals into a clear technical roadmap, ensuring development aligns with the product vision. A core part of your role will be acting as a sparring partner, coach, and mentor for the technical team guiding them to develop their skills, overcome challenges, and drive innovation. How you create impact * Ensure the warehousing system ATLAS is built to be scalable, reliable and secure. * Develop and propose coding guidelines, conduct thorough code reviews, and enforce best practices to deliver high-quality software. * Refine software development processes to boost efficiency and align with the overall product strategy.
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        C++/Java Software Engineer – CONTRACT 6 MONTHS – CRAWLEY West Sussex 4 Days on site per week in Crawley OUTSIDE OF IR35 POSITION Key responsibilities will include the design, implementation and test of Runtime and Middleware products, using industry standard tools and methods. Develop our systems by working as part of a project team to deliver a high quality, robust software deliverable that meets customer requirements, on time and within budget. Define our solution by working with Systems Engineering to develop requirements and a test strategy. Support our systems by working with customer support functions to ensure that currently deployed software products are maintained on both land and at sea. Help our strategy by working with the software management function to ensure that skills, technology and ways of working are developed.
        C++/Java Software Engineer – CONTRACT 6 MONTHS – CRAWLEY West Sussex 4 Days on site per week in Crawley OUTSIDE OF IR35 POSITION Key responsibilities will include the design, implementation and test of Runtime and Middleware products, using industry standard tools and methods. Develop our systems by working as part of a project team to deliver a high quality, robust software deliverable that meets customer requirements, on time and within budget. Define our solution by working with Systems Engineering to develop requirements and a test strategy. Support our systems by working with customer support functions to ensure that currently deployed software products are maintained on both land and at sea. Help our strategy by working with the software management function to ensure that skills, technology and ways of working are developed.
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        An Investment Banking client is currently seeking a KDB+/q Developer to join their Front office. The initial contracts will be for 12 months rolling paying up to £1200pd via an Umbrella company. The Bank is Based in the City of London and has a Hybrid working policy. * Extensive KDB+/q development experience * Experience working in Front office environments working on Real Time Trading Systems Please share an updated CV ASAP if you'd like to be considered for the position and I'll be in touch if suitable. Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Huxley, please visit
        An Investment Banking client is currently seeking a KDB+/q Developer to join their Front office. The initial contracts will be for 12 months rolling paying up to £1200pd via an Umbrella company. The Bank is Based in the City of London and has a Hybrid working policy. * Extensive KDB+/q development experience * Experience working in Front office environments working on Real Time Trading Systems Please share an updated CV ASAP if you'd like to be considered for the position and I'll be in touch if suitable. Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Huxley, please visit
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