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        2 Contract API jobs in London + 20 miles

        Contract – Threat Detection Engineer

        Dynamic Search Solutions Ltd
        London
        Up to £500 per day
        Our client is seeking a contract Threat Detection Engineer to support the ongoing delivery of detection engineering activities within a busy SOC environment. This role is centred on hands-on engineering and execution, ensuring detection content, automations, and integrations are delivered effectively and aligned to operational priorities. Working closely with threat hunting and SOC teams, you will translate detection requirements into practical outcomes, contributing directly to sprint-based delivery and continuous service improvement. This is a highly technical role suited to someone who enjoys building, tuning, and optimising detection capabilities across modern security platforms. Key Responsibilities * Develop and deliver detection content in line with sprint priorities and operational requirements
        Our client is seeking a contract Threat Detection Engineer to support the ongoing delivery of detection engineering activities within a busy SOC environment. This role is centred on hands-on engineering and execution, ensuring detection content, automations, and integrations are delivered effectively and aligned to operational priorities. Working closely with threat hunting and SOC teams, you will translate detection requirements into practical outcomes, contributing directly to sprint-based delivery and continuous service improvement. This is a highly technical role suited to someone who enjoys building, tuning, and optimising detection capabilities across modern security platforms. Key Responsibilities * Develop and deliver detection content in line with sprint priorities and operational requirements
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        2 exact matches jobs are outside your preferred location

        Full Stack Engineer - Outisde IR35 up to £525 - Intial 4 month contract, high chance of extension - I am recruiting for multiple Full Stack Engineers to help our client build scalable, high-performance applications and contribute across both backend and frontend systems. This role involves working on modern production systems, building APIs and services, and collaborating with cross-functional teams to deliver reliable and user-focused products. Key Responsibilities * Build prototypes and evolve them into scalable, production-ready applications * Develop and maintain backend services and APIs in Node/Python * Contribute to frontend development, building responsive and intuitive user interfaces in React * Design and implement data workflows and system integrations * Work with cloud infrastructure and distributed systems
        Full Stack Engineer - Outisde IR35 up to £525 - Intial 4 month contract, high chance of extension - I am recruiting for multiple Full Stack Engineers to help our client build scalable, high-performance applications and contribute across both backend and frontend systems. This role involves working on modern production systems, building APIs and services, and collaborating with cross-functional teams to deliver reliable and user-focused products. Key Responsibilities * Build prototypes and evolve them into scalable, production-ready applications * Develop and maintain backend services and APIs in Node/Python * Contribute to frontend development, building responsive and intuitive user interfaces in React * Design and implement data workflows and system integrations * Work with cloud infrastructure and distributed systems
        more
        Own end-to-end GraphQL API delivery: schema design through to production integration, focusing on performance, maintainability, security, and scalability. * Strong commercial experience delivering Federated GraphQL in production (schema-first design, supergraph/subgraph architecture, resolvers, schema governance, and API evolution). * Testing experience with modern frameworks such as Vitest and Playwright (API + end-to-end).
        Own end-to-end GraphQL API delivery: schema design through to production integration, focusing on performance, maintainability, security, and scalability. * Strong commercial experience delivering Federated GraphQL in production (schema-first design, supergraph/subgraph architecture, resolvers, schema governance, and API evolution). * Testing experience with modern frameworks such as Vitest and Playwright (API + end-to-end).
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        Lead, Software & Platform Engineering We are seeking an experienced Lead Product Engineer to join our team in London. Technical leadership: Guide and mentor the engineering team, making key technical decisions and providing a strategic framework and detailed technical guidance covering architectural patterns, tactical design patterns, best practices, and a clear implementation process. Product development: Lead the technology assessment for new products/features, influencing design decisions to manage risks and develop mitigation plans. Lead AI integration: Work with leadership to implement the company's long-term AI strategy, identifying practical use cases for AI and translating product goals into actionable technical tasks. Lead the design, development, and deployment of AI-enhanced software solutions and oversee the integration of AI capabilities into products and workflows.
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        As Lead Engineer you will act as Technical Authority for concurrent power projects: from in-house designs to outsourced specification and management. In this role you will take responsibility for the full-lifecycle design and development of bespoke power conversion and transmission solutions in line with the company's business needs through innovation, creativity and professionalism. The role seeks an engineer with excellent knowledge of power architectures, transmission, conversion and distribution, whilst having an appreciation for the real-world subtleties involved in creating robust and reliable power systems. You may be working on anything from large-scale power conversion products, efficient cabled transmission designs all the way through to motor drives and low voltage converters. * Significant Experience in Power Electronics
        As Lead Engineer you will act as Technical Authority for concurrent power projects: from in-house designs to outsourced specification and management. In this role you will take responsibility for the full-lifecycle design and development of bespoke power conversion and transmission solutions in line with the company's business needs through innovation, creativity and professionalism. The role seeks an engineer with excellent knowledge of power architectures, transmission, conversion and distribution, whilst having an appreciation for the real-world subtleties involved in creating robust and reliable power systems. You may be working on anything from large-scale power conversion products, efficient cabled transmission designs all the way through to motor drives and low voltage converters. * Significant Experience in Power Electronics
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        Engineering Technical Lead

        EVOLVE IN RECRUITMENT LTD
        Manchester, Greater Manchester, M2 3BB
        From £60,000 to £97,000 per annum
        Job Title: Technical Lead / Staff Software Engineer//Engineering Lead/Technical Director/Chief Engineer - You have the option to progress with us on a technical career track. * Experience in managing and technically leading a software engineering team * Expertise in modern engineering standards such as TDD, contract testing, and secure coding, as well as architectural patterns like event-driven architecture and platform migration. * Experience providing technical subject matter expertise to shape bids and client proposals. Can present proposed approaches and discuss technical implementation with prospective clients during the sales process - Salary: £63,000 - £103,000 - Location: Manchester - Our client is seeking enthusiastic and proactive individuals to join their growing team. Working in a busy but dynamic environment, you will Join our clients Digital & Data team working alongside product, design and a ...
        Job Title: Technical Lead / Staff Software Engineer//Engineering Lead/Technical Director/Chief Engineer - You have the option to progress with us on a technical career track. * Experience in managing and technically leading a software engineering team * Expertise in modern engineering standards such as TDD, contract testing, and secure coding, as well as architectural patterns like event-driven architecture and platform migration. * Experience providing technical subject matter expertise to shape bids and client proposals. Can present proposed approaches and discuss technical implementation with prospective clients during the sales process - Salary: £63,000 - £103,000 - Location: Manchester - Our client is seeking enthusiastic and proactive individuals to join their growing team. Working in a busy but dynamic environment, you will Join our clients Digital & Data team working alongside product, design and a ...
        more

        Senior Robotics Software Engineer (Flight Software)

        DCS Recruitment Limited
        South West London (SW1)
        £65,000 per annum Remote working, generous holiday
        We are looking for a talented Flight Software Engineer to join a fast-growing AI and robotics safety start-up. * Collaborate with embedded engineers, AI/ML specialists and system architects to integrate software into the wider robotics platform - Flight Software Engineer You will play a key role in developing software components that enable safe and reliable operation of autonomous robotic systems within the company's robotics platform. Working closely with cross-functional teams across embedded systems, AI/ML and systems architecture, you will help design, develop and validate robotics software that meets high performance and safety standards. * Design, develop and implement robotic software components and algorithms across perception, planning, control and decision-making systems * Stay up to date with advancements in robotics software, algorithms and ...
        We are looking for a talented Flight Software Engineer to join a fast-growing AI and robotics safety start-up. * Collaborate with embedded engineers, AI/ML specialists and system architects to integrate software into the wider robotics platform - Flight Software Engineer You will play a key role in developing software components that enable safe and reliable operation of autonomous robotic systems within the company's robotics platform. Working closely with cross-functional teams across embedded systems, AI/ML and systems architecture, you will help design, develop and validate robotics software that meets high performance and safety standards. * Design, develop and implement robotic software components and algorithms across perception, planning, control and decision-making systems * Stay up to date with advancements in robotics software, algorithms and ...
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        We are seeking an experiencedSoftware Development Lead with deep expertise in IoT systems, cloud-native development on AWS, data ingestion pipelines, and API development. API Development * Lead architecture discussions and mentor mid-level and junior engineers. Company Description - Detectronic, based in Nelson, Lancashire, is a UK specialist in wastewater and sewer network monitoring systems. The company designs, manufactures, and installs flow, level, and water-quality monitoring equipment used by water utilities and industrial customers to prevent flooding, reduce pollution, and improve environmental compliance - Job Description - Hybrid with Travel to Nelson - Permanent, full-time - Competitive salary, Bonus plus benefits - You will design and build the backend services that support our connected IoT devices-managing secure device communication, high-volume data ingress, and the APIs that power our ...
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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 contract API jobs are there in London?
        There are 2 contract API jobs within 20 miles of London available on JustEngineers right now.

        What other similar jobs are there to contract API jobs in London?
        As well as contract API jobs in London, you can find contract Engineering, Management, Quality and Safety, amongst many others.