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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.

Engineering Manager for Client Experience & APIs in London. This full-time role involves leading teams in delivering client-facing applications and API solutions.

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

A UK-based technology company is seeking a skilled QA Engineer to join their team.This hands-on role is for professionals with 3–6+ years of QA experience who enjoy robust functional and regression testing.The position is remote, offering the chance to work on international UK projects while colla

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

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

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

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.

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

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

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

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

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

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 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 fintech organization is seeking a Senior Business Analyst for its EMEA delivery team.In this role, you will liaise between customers and internal tech teams, analyze business needs, and provide support for customer implementations.The ideal candidate will have over 15 years of experience in financ

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.

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.

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

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

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

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

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

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

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

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.

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.

You will contribute to the development of API-first products using Kotlin, collaborate with various teams, and mentor junior developers.

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

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

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

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

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

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 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

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.

A leading digital bank in Greater London is looking for an enthusiastic Enterprise Architect to shape the future technology landscape.You will join a dynamic team, collaborating with business and engineering leaders to drive innovative solutions.The ideal candidate will possess thought leadership sk

Fluency in another languageExperience with API, embedded finance, and/or card issuing. We’re looking for a Growth Account Executive to leverage their industry knowledge and match customers with our API features.

Beyond delivery, you’ll play a key role in shaping how APIs are understood, positioned, and successfully embedded across the business. We are looking for an experienced Product Owner to join a major enterprise transformation programme, focused on the development and rollout of APIs across a large,

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

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

Investigate how new sensors, APIs, and platforms are shaping the future of health tracking and diagnostics. Uses tools (GPT, APIs, code) to get to truth faster.