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12 API jobs in Business Venture (MK11) + 20 miles
276 exact matches jobs are outside your preferred location
Were Gravita: the accountants fuelling ambitious businesses. Were a full service, tech-enabled firm, working with entrepreneurs and businesses to help them achieve their goals, and make an impact in the world. Were growing fast and are bringing like-minded advisors together to form a full-service tech-enabled accounting partner for thousands of SMEs. Our team use their incredible expertise alongside intuitive technology to help businesses and entrepreneurs plan better and grow faster. Our mission is to become the UKs leading tech-enabled accounting firm for SMEs. We have ambitious goals and our high-calibre team work hard to achieve them. We are one team with one agenda, working collaboratively in a respectful environment to deliver a great service to our clients. So if you join us, youll not only be working on exciting client challenges, youll also be helping us shap
Were Gravita: the accountants fuelling ambitious businesses. Were a full service, tech-enabled firm, working with entrepreneurs and businesses to help them achieve their goals, and make an impact in the world. Were growing fast and are bringing like-minded advisors together to form a full-service tech-enabled accounting partner for thousands of SMEs. Our team use their incredible expertise alongside intuitive technology to help businesses and entrepreneurs plan better and grow faster. Our mission is to become the UKs leading tech-enabled accounting firm for SMEs. We have ambitious goals and our high-calibre team work hard to achieve them. We are one team with one agenda, working collaboratively in a respectful environment to deliver a great service to our clients. So if you join us, youll not only be working on exciting client challenges, youll also be helping us shap
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As a Data Analyst, specialising in Marketing you will be responsible for collecting, analysing, and interpreting marketing data to support decision-making across campaigns, channels, and customer segments. This role requires strong technical skills in Python and SQL to automate data pipelines, build analytical models, and generate actionable insights that drive growth, optimize ROI, and improve marketing performance. While the role is primarily focused around Marketing Data, there will be scope for involvement in wider Data Projects around Trading, Client Analytics, Sales, Compliance, Risk. Who we are - We are Trade Nation. We help our customers power up their trading through killer insights, transparent costs, and fairer ways to trade. Were innovators, and proud of it. And weve grown a lot in our decade as a market-leading low-cost trading powerhouse.
As a Data Analyst, specialising in Marketing you will be responsible for collecting, analysing, and interpreting marketing data to support decision-making across campaigns, channels, and customer segments. This role requires strong technical skills in Python and SQL to automate data pipelines, build analytical models, and generate actionable insights that drive growth, optimize ROI, and improve marketing performance. While the role is primarily focused around Marketing Data, there will be scope for involvement in wider Data Projects around Trading, Client Analytics, Sales, Compliance, Risk. Who we are - We are Trade Nation. We help our customers power up their trading through killer insights, transparent costs, and fairer ways to trade. Were innovators, and proud of it. And weve grown a lot in our decade as a market-leading low-cost trading powerhouse.
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Attivo are Lifestyle Financial Planners. Were a privately owned company. We prefer it that way. It means were free to do what we feel is best for our clients and our people. Our work is all about our clients. We pride ourselves on being completely transparent, open and honest an approach that builds trust with our clients and inspires their financial confidence. Our experienced, highly qualified financial specialists and expert support teams are committed to delivering more for all our clients. Our independent status and unique approach to understanding our clients, their preferences and their motivation, sets us apart. We will build and provide ongoing support for a bespoke financial plan aimed at fulfilling our clients' lifestyle needs. Whether youre a private client or a business accessing our corporate services, you can rely on a clear, consistent service from you
Attivo are Lifestyle Financial Planners. Were a privately owned company. We prefer it that way. It means were free to do what we feel is best for our clients and our people. Our work is all about our clients. We pride ourselves on being completely transparent, open and honest an approach that builds trust with our clients and inspires their financial confidence. Our experienced, highly qualified financial specialists and expert support teams are committed to delivering more for all our clients. Our independent status and unique approach to understanding our clients, their preferences and their motivation, sets us apart. We will build and provide ongoing support for a bespoke financial plan aimed at fulfilling our clients' lifestyle needs. Whether youre a private client or a business accessing our corporate services, you can rely on a clear, consistent service from you
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Company Overview - At Motorola Solutions, we believe that everything starts with our people. Were a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination thats critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future. Department Overview - The Senior Software Security Engineer will be responsible for analysing software designs and implementations from a security perspective, identifying and proposing remediations to security issues throughout the software development lifecycle (SDLC). Job Description - This role is primarily hybrid, with occasional travel to our UK offices,
Company Overview - At Motorola Solutions, we believe that everything starts with our people. Were a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination thats critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us build a safer future. Department Overview - The Senior Software Security Engineer will be responsible for analysing software designs and implementations from a security perspective, identifying and proposing remediations to security issues throughout the software development lifecycle (SDLC). Job Description - This role is primarily hybrid, with occasional travel to our UK offices,
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Job title: Senior Oracle Fusion Analyst - Location: London, Manchester, or Dublin - hybrid working arrangements with 2/3 days per week in the office. Package: Base salary, Company Bonus Plan, Pension plan, Private Medical, Generous leave allowance, Life Insurance, Income Protection. About iNIZIO - At Inizio, we're a global team driven by a shared purpose: to reimagine health. Formed in 2022 through the coming together of Ashfield and Huntsworth, we unite decades of experience with cutting-edge capabilities to deliver impactful solutions across the commercialization journey - from discovery to post-launch. Our global network of over 10,000 experts operates across 50 countries, supporting clients with strategic insight, medical excellence, creative engagement, and real-world delivery. We work with the world's leading health and life sciences businesses to solve complex
Job title: Senior Oracle Fusion Analyst - Location: London, Manchester, or Dublin - hybrid working arrangements with 2/3 days per week in the office. Package: Base salary, Company Bonus Plan, Pension plan, Private Medical, Generous leave allowance, Life Insurance, Income Protection. About iNIZIO - At Inizio, we're a global team driven by a shared purpose: to reimagine health. Formed in 2022 through the coming together of Ashfield and Huntsworth, we unite decades of experience with cutting-edge capabilities to deliver impactful solutions across the commercialization journey - from discovery to post-launch. Our global network of over 10,000 experts operates across 50 countries, supporting clients with strategic insight, medical excellence, creative engagement, and real-world delivery. We work with the world's leading health and life sciences businesses to solve complex
About us - At Xelix, we work with some of the worlds largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively, whilst remaining profitable. We have over 100 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun & we love to celebrate a milestone together. In this role youll grow, be challenged and help shape the future of Xelix. If youre excited about building something special with us, wed love to hear from you. About the
About us - At Xelix, we work with some of the worlds largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively, whilst remaining profitable. We have over 100 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun & we love to celebrate a milestone together. In this role youll grow, be challenged and help shape the future of Xelix. If youre excited about building something special with us, wed love to hear from you. About the
What were all about. It isnt often you get to be part of a tech company that, since 2016, has been innovating the data analytics market in ways no-one else can. Our technology started out in FinTech, helping tackle serious criminal activity. Now, its potential is virtually limitless. Working at Quantexa isn't just intellectually stimulating. Were a real team. Collaborating and constantly engineering better and better solutions. Were ambitious, we think things through and were on a mission to discover just how far we can go. Nearly half of our colleagues come from an ethnic or religious minority background. Were made up of people from 47 nationalities who speak over 20 languages. As a diverse mix of individuals, we make one big unstoppable team. If our incredible culture sounds like you, wed love you to join us. Our Product Management team is growing.
What were all about. It isnt often you get to be part of a tech company that, since 2016, has been innovating the data analytics market in ways no-one else can. Our technology started out in FinTech, helping tackle serious criminal activity. Now, its potential is virtually limitless. Working at Quantexa isn't just intellectually stimulating. Were a real team. Collaborating and constantly engineering better and better solutions. Were ambitious, we think things through and were on a mission to discover just how far we can go. Nearly half of our colleagues come from an ethnic or religious minority background. Were made up of people from 47 nationalities who speak over 20 languages. As a diverse mix of individuals, we make one big unstoppable team. If our incredible culture sounds like you, wed love you to join us. Our Product Management team is growing.
At least 2 years as an SA or at least 4 years in a similar customer-facing role, for example as a technical consultant, solution engineer or implementation engineer at an API-first (REST, GraphQL) SaaS company.
At least 2 years as an SA or at least 4 years in a similar customer-facing role, for example as a technical consultant, solution engineer or implementation engineer at an API-first (REST, GraphQL) SaaS company.
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Familiarity with API testing and integration diagnostics
Familiarity with API testing and integration diagnostics
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Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Our Marketing team ensures Upvests Investment API is widely recognised as the best on the market. * 5+ years of product marketing experience in B2B SaaS, ideally within fintech, investments, or API-driven infrastructure.
Upvests Investment API is easy to integrate so that fintechs and enterprises alike can save resources and fully focus on their core business.? Our Marketing team ensures Upvests Investment API is widely recognised as the best on the market. * 5+ years of product marketing experience in B2B SaaS, ideally within fintech, investments, or API-driven infrastructure.
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The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
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Software Engineer - (Machine Learning Experience a plus) - hybrid
Software Engineer - (Machine Learning Experience a plus) - hybrid
FactSet Europe Ltd
London
Competitive
Proficiency with API design
Proficiency with API design
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You possess a strong understanding of cloud computing, microservices, API design, and event-driven architectures.
You possess a strong understanding of cloud computing, microservices, API design, and event-driven architectures.
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Modern tech stack experience - Demonstrable experience with cloud platforms (preferably AWS), containerisation (Docker, Kubernetes), and API design (gRPC, REST).
Modern tech stack experience - Demonstrable experience with cloud platforms (preferably AWS), containerisation (Docker, Kubernetes), and API design (gRPC, REST).
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In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
In this critical role, youll develop and maintain REST API over serverless functions using TypeScript; youll also design and implement scalable PostgreSQL schemas and data models. Other organisations may call this role Software Engineer, Software Developer, Back End Software Engineer, Server-Side Developer, Full Stack Developer, or API Developer.
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Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.
Technical knowledge and experience in producing testable, scalable, reusable and resilient services to provide API services to front end systems.
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Design, build and maintain data-intensive web applications and API-driven systems
Design, build and maintain data-intensive web applications and API-driven systems
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Strong technical skills: HTML, CSS, basic JavaScript, API integrations, Workato and troubleshooting.
Strong technical skills: HTML, CSS, basic JavaScript, API integrations, Workato and troubleshooting.
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Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
Code quality and API-First principles are at the heart of all our development. * Deliver high efficiency, high availability, concurrent and fault tolerant software systems using API-First principles. * An interest in setting strategy and direction, backed by real-work experience, ideally in an API-First setting. * Experience designing, building, and deploying scalable micro-services using API-First principles using at least one of REST/gRPC. * Strong understanding of RESTful API design principles and best practices. * Experience with API authentication and authorization mechanisms (e.g., OAuth, JWT). * Experience with API gateway technologies (e.g., Apigee, Kong) is beneficial.
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Performing automation and API testing when required. * API automation testing using JavaScript * Experience in API and integration testing
Performing automation and API testing when required. * API automation testing using JavaScript * Experience in API and integration testing
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Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
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Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components
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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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Extensive Salesforce development experience (including Apex triggers, classes, asynchronous Apex, API Integrations, Platform Events, LWCs and Sites)
Extensive Salesforce development experience (including Apex triggers, classes, asynchronous Apex, API Integrations, Platform Events, LWCs and Sites)
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Automated end-to-end and API testing tools and techniques
Automated end-to-end and API testing tools and techniques
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Related Jobs
Locations
- The City, City (EC4)
- Birmingham Business Park
- Euston
- Bridges Industrial Estate
- Broadwater
- Canary Wharf
- Datchet Common
- Frimley
- Holborn
- Ireland
- City of London
- Central London
- West End
- Birmingham
- Reading
- South East London
- South West London
- Milton Keynes
- Northampton
- Cambridge
- London
- Berkshire
- West Midlands
- Northamptonshire
- Oxfordshire
- Buckinghamshire
- Bedfordshire
- Cambridgeshire
- Warwickshire
- Gloucestershire
- South East
- Midlands
- East Midlands
- East Anglia
- South West