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We’re looking for an API Product Sales Executive to drive adoption of our payments-as-a-service offering with enterprise customers.

A modern tech platform is looking for a Senior Technical Support Specialist in London (hybrid).This role involves acting as the primary technical contact for customer issues, troubleshooting across various systems, and working closely with Engineering and Product teams.Candidates should have 3-6 yea

We’re looking for an API Product Sales Executive to drive adoption of our payments-as-a-service offering with enterprise customers.

A growing API marketing firm is seeking a Senior Marketer to join their remote team across Europe. This role is pivotal for generating new reach and pipeline for the API business. An ideal candidate will possess early-stage marketing experience, strong writing skills, and a technical understanding o

We’re looking for an API Product Sales Executive to drive adoption of our payments-as-a-service offering with enterprise customers.

A leading IT architecture firm in Greater London seeks an Integration Tech Lead to define and design integration solutions while leading teams.The ideal candidate has extensive experience in enterprise integration and technologies like MuleSoft.You will ensure compliance with standards and drive suc

A leading API management company in the UK is looking for an Account Manager to build and develop long-term relationships with customers.

NET Core and a strong background in AI API integrations.

The role involves creating and maintaining user-friendly API documentation, collaborating with cross-functional teams, and leveraging new AI tools for knowledge management.

Salt Security is seeking a sales professional for enterprise accounts across the UK, focusing on selling cybersecurity solutions.The ideal candidate will have a proven track record of closing large deals, familiarity with cloud-native environments, and strong executive presence.The role involves man

A leading logistics software provider in Greater London seeks a Mid-Market Sales Representative to focus on new business development.The role includes identifying and closing mid-market opportunities, conducting product demos, and collaborating with internal teams.Candidates should have 3-6 years of

A leading API platform company is seeking an experienced Enterprise Solutions Engineer to support their growing enterprise customer base in the UKI region. The ideal candidate should have over five years of software engineering experience, strong communication skills, and a passion for APIs.

A leading global marketing agency in Greater London is seeking a Senior Technical Program Manager to lead the delivery of complex technical initiatives across its AI-powered marketing platform.This role involves overseeing integration projects, managing dependencies, and ensuring alignment between t

Single point of accountability delivering optimized API supply plan across all assets (internal and external) for Medicines Small Molecule API supply chain over the 36‑month planning horizon from raw materials to API, including micronisation. Lead a team of supply chain planning professionals in a

An international technology company is seeking a Senior AWS Backend Engineer to design and deliver backend solutions using AWS.Ideal candidates have extensive experience in Python, C#, and C++, and a formal background in statistics or mathematics.Responsibilities include architecting solutions, coll

Based in Northampton, your role includes designing secure, scalable API-driven solutions.

A health tech innovator based in London is seeking a Senior Customer Engineer to lead technical onboarding and integration of their API for clients.

Candidates should have experience in Sales Engineering roles, a practical understanding of REST APIs, and strong communication skills.

Strong experience in API testing and automation with at least 4 years in Quality Engineering is required.

A forward-thinking AI company in Greater London is seeking a skilled software engineer to develop and maintain scalable production systems that power their API.

A VC-backed fintech company in London seeks a Product Engineer to build secure APIs for critical payment infrastructure.

A leading UK tech firm is seeking a Technical Product Manager to drive integration strategy and product roadmap for their HR Tech platform.This role merges product management with business analysis, focusing on translating partner needs into actionable specifications for engineering teams.The ideal

The ideal candidate will have at least 4 years in Quality Engineering, expertise in test automation with JavaScript/Typescript, and strong experience in API testing.

You'll design and build innovative APIs while collaborating with diverse teams on technical standards. Ideal candidates will have a passion for API design, an interest in Elixir, and excellent communication skills. A technology company in travel is seeking an API-focused engineer to simplify travel

This role involves designing a public API and building systems that integrate probabilistic machine learning with deterministic computing.

Join the team behind Price Service-a mission-critical HTTP API powering pricing and promotions across all of Tesco's channels. We're building a robust, internet-facing API that runs both in stores and in the cloud, designed to support future innovation at scale.

NET front-end development, especially with Blazor, and possess a strong understanding of component-based UI architecture and REST APIs.

The ideal candidate has prior SDET or software development experience and familiarities such as REST API, cloud technologies, and microservices.

Join the team behind Price Service—a mission‑critical HTTP API powering pricing and promotions across all of Tesco’s channels. We’re building a robust, internet‑facing API that runs both in stores and in the cloud, designed to support future innovation at scale.

A leading technology company in Greater London seeks a Senior/Principal Systems Engineer to lead AI/ML initiatives.This role involves maintaining a model catalog and developing products that enhance developer experience.Candidates should have strong expertise in Python for AI, particularly in framew

A financial technology company in Greater London is seeking a Senior Software Engineer - API Trading to design and build competitive trading APIs using Rust. Ideal candidates will have 5+ years of backend experience, a proven track record in API development, and strong Rust programming skills. This

The role involves designing, implementing, and managing API and integration solutions using IBM DataPower. The ideal candidate should have strong experience in DataPower, API management, and security best practices.

A leading fintech company is looking for a Senior Backend Engineer to design and maintain scalable backend systems.Ideal candidates will have extensive experience in TypeScript and Node.The role offers a competitive salary of €90,000 – €130,000, flexible work hours, and generous benefits, incl

A leading consulting firm is seeking a Senior Python Engineer based in Greater London to design and develop scalable software solutions.The role requires strong expertise in Python frameworks and cloud environments, especially AWS, Azure, or GCP.Responsibilities include mentoring staff and leading t

We’re looking for an experienced Engineering Lead to join our API Experience team. You’ll lead and manage a team of engineers building the tooling and infrastructure that enables partners to securely integrate with Wise's API. Well‑Tooled: Own the development of our self‑service developer po

Agile delivery team, contributing to the full software development lifecycle.You will be responsible for developing clean, efficient code, integrating internal and third‑party systems, supporting deployments, and ensuring high‑quality software delivery through robust testing and CI/CD practices.

Ideal candidates have experience in building test frameworks and familiarity with programming and backend APIs.

The ideal candidate should have 3-5 years of experience in QA automation with strong skills in API testing and UI tools.

This high-impact role involves owning production systems and shaping technical direction.

Alpaca is proudly backed by top-tier global investors, including Portage Ventures, Spark Capital, Tribe Capital, Social Leverage, Horizons Ventures, Unbound, SBI Group, Derayah Financial, Elefund, and Y Combinator. As part of a focused and specialized engineering team, you will be responsible for th

The role involves writing and maintaining test cases, a strong focus on API testing, and collaboration with developers and stakeholders.

The ideal candidate should have a strong command of English, excellent communication skills, and experience in SDK and API documentation.

A growing professional services company in the United Kingdom is seeking a Zendesk Specialist to enhance their team.You will administer and manage client solutions using Zendesk, support various communication channels, and define project requirements in collaboration with stakeholders.The ideal cand

HTTP API powering pricing and promotions across all of Tesco’s channels. We’re building a robust, internet‑facing API that runs both in stores and in the cloud, designed to support future innovation at scale.

A leading financial technology company is seeking an experienced Engineering Lead to manage its API Experience team.

Scope, design, build, and maintain APIs, services, and large‑scale systems that reliably and efficiently handle billions of money movement requests. This includes building APIs for processing payments, enabling regional, non‑card payment options, and extending Stripe's capabilities to make it ea

Hamilton Barnes Associates Limited is seeking an experienced API and integration developer for a fully remote contract position. This role involves overseeing the technical authority for API developments and managing integrations across core systems. Candidates should have a minimum of 3 years of ex

Strong experience working with REST APIs, webhooks, and data exchange formats (JSON or similar). Experience integrating communication systems (email, messaging APIs, outreach automation). Portfolio or examples of integration systems or API‑based projects is a plus.