11 of 11 API Development Jobs in the South East

Full Stack - Tech Lead (Node.js, React, Java Script)

Hiring Organisation
Expleo Group
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Overview Provide technical leadership across development teams to ensure the design and delivery of high-quality, scalable, and maintainable software solutions. The role combines hands-on development expertise with leadership responsibilities, translating business requirements into robust technical solutions while driving engineering excellence, delivery consistency, and collaboration across onshore … offshore teams. Responsibilities Technical Leadership & Solution Delivery Lead the design and development of key features, components, and services across the application stack Provide hands-on guidance in building scalable applications using React, Node.js, and TypeScript Own critical technical decisions, ensuring alignment with architectural standards and long-term scalability goals ...

Software Developer

Hiring Organisation
Avanti Recruitment
Location
Marlow, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum Plus Benefits package
deployment and contribute to technical decision-making. The Role Working across a range of applications and services, you'll contribute to both new product development and the ongoing evolution of existing platforms. Responsibilities include: Building new features and functionality Developing and maintaining APIs Working across backend and frontend systems … engineers who have experience developing commercial web applications and enjoy solving technical challenges across a varied technology environment. You'll ideally have: Commercial software development experience Strong Python development skills Experience building and maintaining web applications API development experience Experience working with Git and collaborative development ...

Embedded C++ Engineer – Computer Vision & Defence Systems

Hiring Organisation
Standard 8
Location
Farnborough, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £65,000 per annum
working within embedded Linux environments, supporting build and release processes, contributing to automated testing, and helping improve how software moves from development into production. You'll work closely with colleagues developing hardware platforms and AI-driven algorithms, helping bring new capabilities into products that are already deployed in demanding … Linux environments and be comfortable owning technical work from concept through to delivery. We're particularly interested in people with experience of: Modern C++ development within Linux-based systems Embedded Linux environments, ideally involving Yocto or Buildroot Python for scripting, automation, tooling or API-related development CMake ...

Software Engineer

Hiring Organisation
Avanti
Location
Marlow, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
deployment and contribute to technical decision-making. The Role Working across a range of applications and services, you'll contribute to both new product development and the ongoing evolution of existing platforms. Responsibilities include: Building new features and functionality Developing and maintaining APIs Working across backend and frontend systems … engineers who have experience developing commercial web applications and enjoy solving technical challenges across a varied technology environment. You'll ideally have: Commercial software development experience Strong Python development skills Experience building and maintaining web applications API development experience Experience working with Git and collaborative development ...

Lead Software Engineer

Hiring Organisation
Masson Appointments
Location
Gatwick, West Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£85,000
production systems and own their reliability Tech Stack Skills: Language: C# on .NET (primary, and what youll write every day) Frameworks: ASP.NET Core (Web API), Azure Functions (isolated worker) Database: SQL Server, accessed via Entity Framework Core and/or Dapper (youll write queries, design schemas, and optimise performance … foundation . The Azure-specific skills can be learned on the job. Requirements: You Must Have 7+ years professional software development experience, primarily in C#/.NET, including time leading, mentoring, or coaching other engineers People leadership: youve coached, mentored, or line-managed developers, and you get satisfaction from ...

Applications Developer

Hiring Organisation
Ryder Reid Legal Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
play a key part in enhancing existing systems, building new solutions, and driving innovation across the firm's application landscape. The position combines .NET development, SharePoint expertise, and modern front-end technologies , working closely with technical and business stakeholders to deliver scalable, user-focused solutions. Key Responsibilities Analyse business … third-party services Troubleshoot and resolve technical issues across supported platforms Provide user support and training where required Contribute to continuous improvement of development processes and tools Work closely with stakeholders across the business to deliver high-quality solutions Support occasional out-of-hours maintenance to ensure system stability ...

AI Security Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £100,000 per annum
Security Engineer - Hybrid role in Finance - Up to £100,000 The Role - Build and lead the AI Security Services function, including capability development, tooling and operating models. - Establish secure patterns for model development, deployment and monitoring. - Develop guardrails, detection capabilities and response playbooks for AI-related incidents … Required Skills & Experience - Strong programming and scripting skills specifically python and bash. - Strong knowledge of cloud technologies specifically AWS and Azure. - Strong knowledge of API development and security. - Good understanding/interest in data science methods. - Experience using Python or Power Shell - Proof of using AI for security ...

Senior AI Platform Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£95,000 - £130,000 per annum
Your Skills and Experience Strong commercial experience building AI powered systems in production Experience with LLM frameworks, retrieval systems and agent workflows Full stack development experience, including React Strong system design and API development capability Product focused mindset with a focus on usability and impact Experience ...

SC Cleared Tech Lead

Hiring Organisation
ARM
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£585 - £630/day Inside IR35
initial 6 month contract. The selected candidate MUST HAVE CQRS experience and event-driven-architecture. Acts as the technical lead for backend development within a pod, specialising in event-driven architecture and CQRS-based systems. Core Skills:CQRS (non-negotiable), Event Sourcing, .NET/Java/Python, Azure Service … API Development, Distributed Systems Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more ...

GOG1JP00004398-Software Engineer (II)

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£349 - £369 per day
drive a massive roadmap spike for highly mature sales, marketing, and event analytics platforms. Your Toolkit Front-End Firepower: High proficiency in modern web development using the latest Angular (17/18) and TypeScript. Backend Mastery: Solid experience with API development, Object-Oriented Programming (OOP), and service ...

Senior Business Solutions Analyst

Hiring Organisation
VIQU IT Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
business-critical platform that underpins key revenue and operational processes across the firm. This is a newly created role where you'll lead the development, enhancement and optimisation of the firm's Intapp Cloud platform. Working closely with senior stakeholders across the business, you'll design scalable solutions, improve … business. Design and build Intapp Boomi workflows and integrations. Deliver business solutions that improve operational efficiency and user experience. Develop and maintain REST API integrations and Azure-hosted solutions. Produce technical documentation and promote development best practice. Troubleshoot complex technical issues and implement long-term improvements. Collaborate with ...