126 to 150 of 167 Permanent API Development Jobs

ITap Group Developer Vacancy – Full Stack Engineer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
working on a high demand website and have a key role with the Managing Director’s ear. There will certainly be exposure to API development, as well as front end work using React.The successful candidate also has the chance to transition between web and mobile app development.Required, desirable … Angular (v4+) Nice to havePHP AngularJS (1.x)Ideally we are looking for a bright junior to mid-level developer with good fundamentals in software development and the ability to learn fast.You must be hands on and have strong experience in the stack but not always in time served. ...

C# Web Developer Fintech- Hastings

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
Tech: C# HTML5, Javascript, SQL, JQuery, GET Angular Challenge: Greenfield Investment platform, API development, industry specific challenges Firm: Fintech50 residential property peer to peer loans, Borough, 6 man flat Dev Team Pay: 45k, Bonus- 750 training budget, Pension, Life/Health, Flex/Home WorkingC# Web Developer FintechQuant … quiet, friendly environment with break-out rooms for planning and discussion.My client is based in Hastings VB.NET, C#, MVC 5 Entity Framework, Web API, Design Patterns ...

Junior CTO / Full Stack JavaScript Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
> £ 150 K
will be working on a high demand website and have a key role with the CEO’s ear. There will certainly be exposure to API development, as well as front end work using React.Managing outsourcing.Required, desirable and nice to have skills and exposure (the below also gives ...

Systems Engineer - Windows

Hiring Organisation
Hudson River Trading
Location
London, United Kingdom
Salary
£ 80 K
similar configuration-as-code tool) to manage a fleet of Windows devicesProven ability to provision Microsoft Azure resources with TerraformProficiency with Microsoft Graph API developmentExperience developing scripts and tools using PowerShellFamiliarity with Microsoft Intune, Autopilot, Entra ID, and Active DirectoryA general design approach that incorporates security best practices, business ...

Principal Engineer

Hiring Organisation
Verisk Analytics
Location
London, United Kingdom
Salary
£ 80 K
such as Azure or AWSExperience developing and deploying microservices-based applicationsStrong understanding of high-availability, scalability, and performance optimization conceptsExperience working within Agile software development environmentsNice to haveExperience with Swift and the Vapor framework for server-side API developmentExperience building APIs with technologies such as C# or JavaExperience … growth, technical leadership, and long-term career developmentJoin a stable, global organization investing heavily in modern technology and platform transformation#LI-KS1#HybridLead the design and development of large-scale software solutions that support critical business capabilitiesShape technical architecture and engineering standards across multiple products and teamsBuild modern, cloud-native applications ...

Engineering Manager

Hiring Organisation
Adele Carr Recruitment Limited
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
suited to an experienced Lead Developer, Technical Lead or Engineering Manager who enjoys developing people, solving complex technical problems and contributing directly to the development of modern software products. You will lead a team of Software Engineers, provide technical direction and work closely with Product, Architecture and other stakeholders … high-quality solutions. What you'll be doing Lead, coach and support a team of Software Engineers through regular one-to-ones, feedback and development planning. Remain hands-on, contributing to software design, coding, testing and technical problem-solving. Provide technical leadership across applications built using Java and modern ...

Senior Full Stack Developer

Hiring Organisation
Anson Mccade
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
organisations, building resilient cloud-native applications that serve thousands of users. This is an opportunity to join a business renowned for engineering quality, modern development practices and a strong focus on continuous improvement. The Role Build and deliver enterprise-scale applications using Kotlin and modern JVM technologies. Help shape … knowledge of Java and the wider JVM ecosystem. Experience building backend solutions using Spring Boot and related frameworks. Strong understanding of microservices architecture and API development. Experience working with cloud platforms such as AWS, Azure or GCP . Exposure to containerisation technologies including Docker and Kubernetes . Experience with ...

Senior MLOps Engineer IRC261736

Hiring Organisation
Hitachi
Location
London, United Kingdom
Salary
£ 80 K
will help you to develop your own toolkit.RequirementsSoftware Engineering:• Proficiency in programming languages used in ML, such as Python/Java.• Knowledge of software development best practices and methodologies.• Experience with version control systems (e.g., Git).• Familiarity with CI/CD tools and practices.• Strong problem-solving … analytical skills.• Understanding of data structures and algorithms.• Ability to design and develop scalable, efficient, and maintainable software systems.• Experience with microservice architecture, API development.Machine Learning (ML):• Deep understanding of machine learning principles, algorithms, and techniques.• Experience with popular ML frameworks and libraries like TensorFlow, PyTorch, scikit-learn ...

Senior Backend Engineer

Hiring Organisation
Teya Solutions
Location
London, United Kingdom
Salary
£ 80 K
code to support critical business needs, ensuring scalability, performance, and reliability across Teya's systems.Take ownership of features and projects throughout the full software development lifecycle, including scoping, design, development, testing, deployment, and maintenance.Collaborate closely with cross-functional teams (including product, design, data science, security, and operations … reliability, and scalability of products across the business.Contribute to process improvements, focusing on continuous integration, delivery, and deployment to ensure a smooth and stable development pipeline.Participate in code reviews, share feedback constructively, and help elevate the overall quality and performance of the team’s output.Mentor and support fellow developers ...

Lead Java Developer (No C2C)

Hiring Organisation
Offsoar
Location
Oak Lawn, Illinois, United States
Employment Type
Permanent
Salary
USD 65 Annual
Required Skills • Programming Language: Extensive experience with Java 17+ and Spring Boot for RESTful API development. • API Management: Experience with API gateways and management platforms, specifically Apigee (or similar). • Cloud Platforms: Proficiency deploying and maintaining software in public cloud environments (AWS, Azure, or GCP); AWS preferred ...

C# Backend Developer Fintech

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
Tech: C#, concurrent .NET code,TCP/IP and websockets, SQLChallenge: Greenfield Trading platform, API development, industry specific challengesFirm: Well-known Commodity Trading Software Firm, City of London, 40 man flat Dev TeamPay: 80k, 20% Bonus- 750 training budget, Pension, Life/Health, Some Flex WorkingC# Backend Developer … FintechQuant is urgently looking for a junior and senior C# Software Engineer to join our high profile client.Current challenges greenfield trading platform development and Integration to other platformsOur client is a well known commodity trading platform.The environment is that of Facebook or Google, relaxed open with time to think ...

Python Django Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Django Developer Times Fastest Growing Quant Capital is urgently looking for a Python Django Developer to join our high profile client in their main development team.Our client is a small but well known big data property software business, disrupting a well established market.The Python Developer will join an innovative … their product will be the enterprise-grade technology platform written in Python and Twisted with a Django frontend. This is a unique green field development opportunity that will allow you to play a part in shaping the future of social data and be rewarded accordingly.On ...

Senior Specialist, Full Stack Software Engineer

Hiring Organisation
L3Harris Technologies
Location
Washington, Washington DC, United States
Employment Type
Permanent
Salary
USD Annual
will be responsible for designing, implementing, and deploying distributed server-side solutions and user interfaces. Essential Functions Participate in all phases of the software development lifecycle (SDLC), from requirements gathering and design to testing, deployment, maintenance, and documentation. Collaborate with globally distributed, cross-functional Agile teams, engaging closely with … across the technology stack. Ensure all code is well-tested using unit, integration, and system-level testing methodologies. Stay current with the latest software development trends, industry's best practices, and cybersecurity protocols. Contribute to improving development processes, best practices, and team knowledge through code reviews and process ...

Sr. Ad Tech Consultant, Ad Tech Solutions (ATS)

Hiring Organisation
Amazon
Location
London, United Kingdom
Salary
£ 80 K
Spain and Italy. You will help customers to achieve their business outcomes by solving technical challenges related to conversion tracking, first party data uploads, API development, AMC SQL query customization, and building custom audiences. You will work closely with our Ad Tech Account Executives to accelerate customer adoption … Experience designing and implementing cloud-based solutions (AWS or equivalent) or on-premise integrations- Experience with integration, testing and automation experience- Experience in software development using object-oriented programming languagesAmazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. ...

Senior IT Engineer (AI)

Hiring Organisation
Iterable
Location
London, United Kingdom
Salary
£ 80 K
value applicants for the skills they bring beyond a job description.ResponsibilitiesIntegration & Automation: Design and build integrations between AI platforms and corporate business systems, including API development and workflow automation.AI Operationalization: Evaluate and operationalize AI tools as the company's needs evolve—starting with Gemini Enterprise.Cloud Resource Management: Manage … into building with AI tools.Technical Communication: Ability to communicate clearly with both technical and non-technical colleagues.Operational Mindset: Demonstrated ability to manage both creative development and steady-state operational tasks.Additional (Preferred)Familiarity with Terraform or other infrastructure-as-code tools.Experience with enterprise integrations involving Salesforce, Snowflake, or HRIS systems.Familiarity ...

Full Stack Developer & Automation Specialist

Hiring Organisation
Galaxy Personnel
Location
Norwich, Norfolk, United Kingdom
Employment Type
Permanent
This isn't your standard, repetitive coding job. You will be working on a unique mix of backend data systems, cutting-edge AI integrations, API development, and frontend web optimization. This position heavily leans toward backend data engineering, system integration, and automation , with a smaller portion dedicated ...

Goland Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
Goland Developer Times Fastest Growing Quant Capital is urgently looking for a Golang Developer to join our high profile client in their main development team.Our client is a small but well known big data property software business, disrupting a well established market.The Golang Developer will join an innovative start … product will be the enterprise-grade technology platform written in Golang, Python and Twisted with a Django frontend. This is a unique green field development opportunity that will allow you to play a part in shaping the future of social data and be rewarded accordingly.On ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Gloucester, Gloucestershire, United Kingdom
Salary
£ 60 K
Software Engineers at every level within a team across our Manchester, Gloucester or London teams, so we will discuss the great opportunities for development or challenges we offer based off your professional profile.Due to the interesting work we do and the sector this team is working in, we require … technical direction within your teamDesired Skills and Experience:Core Software Engineering across a variety of languages, e.g. JavaScript frameworks (React, NextJS), TypeScript, Python, JavaREST API developmentOpenAPI/SwaggerCloud services (AWS or Azure)Containerisation & Orchestration (Docker, Kubernetes, OpenShift)Infrastructure as Code (Terraform, Ansible)Relational Databases (e.g. PostgreSQL)Elasticsearch/OpensearchUnit ...

Principal Software Engineer

Hiring Organisation
Raytheon
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
Software Engineers at every level within a team across our Manchester, Gloucester or London teams, so we will discuss the great opportunities for development or challenges we offer based off your professional profile.Due to the interesting work we do and the sector this team is working in, we require … technical direction within your teamDesired Skills and Experience:Core Software Engineering across a variety of languages, e.g. JavaScript frameworks (React, NextJS), TypeScript, Python, JavaREST API developmentOpenAPI/SwaggerCloud services (AWS or Azure)Containerisation & Orchestration (Docker, Kubernetes, OpenShift)Infrastructure as Code (Terraform, Ansible)Relational Databases (e.g. PostgreSQL)Elasticsearch/OpensearchUnit ...

Senior Full Stack Engineer

Hiring Organisation
Anson Mccade
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
organisations, building resilient cloud-native applications that serve thousands of users. This is an opportunity to join a business renowned for engineering quality, modern development practices and a strong focus on continuous improvement. The Role Build and deliver enterprise-scale applications using Kotlin and modern JVM technologies. Help shape … knowledge of Java and the wider JVM ecosystem. Experience building backend solutions using Spring Boot and related frameworks. Strong understanding of microservices architecture and API development. Experience working with cloud platforms such as AWS, Azure or GCP . Exposure to containerisation technologies including Docker and Kubernetes . Experience with ...

Senior Full Stack Engineer

Hiring Organisation
Anson Mccade
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
organisations, building resilient cloud-native applications that serve thousands of users. This is an opportunity to join a business renowned for engineering quality, modern development practices and a strong focus on continuous improvement. The Role Build and deliver enterprise-scale applications using Kotlin and modern JVM technologies. Help shape … knowledge of Java and the wider JVM ecosystem. Experience building backend solutions using Spring Boot and related frameworks. Strong understanding of microservices architecture and API development. Experience working with cloud platforms such as AWS, Azure or GCP . Exposure to containerisation technologies including Docker and Kubernetes . Experience with ...

Integration Engineer (EPR Programme)

Hiring Organisation
Experis UK
Location
London Area, United Kingdom
Design, develop and support healthcare interfaces and integrations Analyse, map, transform and validate clinical and operational data flows Develop and maintain HL7, FHIR and API-based integrations Investigate and resolve interface, messaging and data exchange issues Support EPR implementation activities including development, testing and deployment Work closely with … live activities Ensure compliance with healthcare interoperability standards and best practice Essential Experience HL7 message mapping and transformation FHIR resource modelling and implementation API development and integration Healthcare interoperability and data exchange Data mapping, transformation and validation Troubleshooting complex integration and interface issues Desirable Experience Mirth Connect, Health ...

Senior Data Platform Engineer

Hiring Organisation
EPAM Systems
Location
London, United Kingdom
Salary
£ 80 K
designing, building and optimizing large‐scale data platforms that combine legacy enterprise systems with modern AWS-based architectures. You will work on performance tuning, API development, and platform modernization, while ensuring stability of critical services. The position requires strong SQL Server expertise and the ability to operate confidently … across complex systems. It also offers an opportunity to leverage AI-assisted development tools to accelerate delivery and improve engineering workflows. ...

Full Stack .net Core Developer – Fintech50- Bath

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
.net Core Developer role has come around due to an expansion and strategic change, the Full Stack .net Core Developer will report to the Development Team Lead. This role offers the ability to move towards Team Lead as well as Development Manager role.The business is currently expanding their … double so this will be a complete greenfield team working on an ISA platform with high data requirements and a new back office platform.The development team works in a very agile fashion on 2 week sprints. Full Stack .net Core Developer Developer will be fully responsible for production ...

Senior Software Engineer

Hiring Organisation
RedCat Digital
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
latest technologies. As a Senior Software Engineer, you’ll be a key player in shaping the future of banking. You’ll lead the design, development, and maintenance of quality practices while collaborating with other engineers, architects, and stakeholders to understand the objectives, goals, and requirements of the projects … working on.Key Responsibilities:Lead the design and development of software that delivers a positive customer experienceCreate and maintain high-quality software using Python as your primary languageOptimize our software engineering capability and new technologiesFollow best engineering practices such as TDD, BDD, Pair-programmingMentor and collaborate with other engineers ...