Back End Developer Job at Randstad (London)

Back-end Developer

Location

Salary:

Not provided

Ennova Research

Expiration Date

Until further notice

Requirements

Excellent knowledge of object-oriented design principles and Web programming
Excellent of Java, Java EE, Spring Framework, Hibernate
Good knowledge of RDBMS
Good knowledge of CI/CD
Excellent predisposition to work in teams
Excellent problem solving skills
Good knowledge of the English language
Good knowledge of the Agile methodology
Ability to collaborate well with other teams (eg back-end development or UI/UX design)

What we offer

Professional growth opportunities
Training program
Teamwork and participation in team building activities
A dynamic, young, creative and stimulating environment
Open-minded and multicultural work environment
Experience with national and international clients

Fulltime

Senior Back End Developer

As a Senior Back-End Developer, you will be a key contributor to the design, dev...

Location

United States , Boston

Salary:

Not provided

Pixels 360

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science, Engineering, or a related field
5 years of experience in back-end development, with proficiency in [mention specific back-end languages, frameworks, and technologies relevant to your stack]
Strong understanding of software architecture, design patterns, and best practices
Excellent problem-solving skills and attention to detail
Excellent communication and collaboration skills

Job Responsibility

Back-End Development: Design and implement scalable, high-performance server-side applications
Database Management: Develop and optimize database schemas, queries, and performance tuning to ensure efficient data storage and retrieval
API Development: Build and maintain robust APIs for seamless integration with front-end systems and third-party services
Collaboration: Work closely with front-end developers, product managers, and other stakeholders to ensure seamless integration of front-end and back-end components
Code Reviews: Conduct and participate in code reviews to maintain code quality, adhere to best practices, and promote knowledge sharing within the team
Scalability: Architect and implement solutions that can handle high levels of traffic and data volume, ensuring the scalability of our systems
Problem Solving: Identify and address technical challenges, troubleshoot issues, and implement effective solutions

Back-End Senior Developer

We are looking for a highly talented and motivated senior engineer to join our R...

Location

United States , Scottsdale, Arizona

Salary:

Not provided

Sky Republic

Expiration Date

Until further notice

Requirements

5+ years’ experience in back-end software development
Desire and ability to rapidly learn new technologies, put them in practice with tough deadlines, and work through challenging problems
Proficient with agile (Scrum/Kanban/XP) software development methodology and continuous delivery techniques and tools (Jenkins, Git, Jira etc.)
Familiar with cloud service development ecosystem (Amazon AWS, Google Cloud Platform, Microsoft Azure)
Practical development experience with some of the following technologies: Concurrent and strongly typed programming language such as Golang (preferred), C++, Java
REST API and JSON schemas
Linux container technologies (Docker, Kubernetes, etc.)
SQL databases (PostgreSQL, MySQL, Oracle)
Information Security concept and cryptography theory
Middleware software technologies (Apache Service Mix, IBM WebSphere, Mulesoft, WSO2 etc.)

Job Responsibility

Contribute to a highly creative and experienced team in an agile and collaborative environment
Participate in all phases of development including design, coding, deployment, testing, documentation and maintenance of Sky Republic solutions
Apply software development best practices such as unit testing, code review, test automation and continuous delivery to produce high quality software
Work with various stakeholders and customers to develop the Sky Republic offering and ensure its adoption

What we offer

Attractive compensation (salary + bonus + equity)
Medical, Dental, Vision, 401K
Flexible working hours

Fulltime

Java Back End Developer

The Digital S/W Engineer Intmd Analyst is a developing professional role, requir...

Location

India , Chennai; Pune

Salary:

Not provided

Citi

Expiration Date

Until further notice

Requirements

5-9 years in an Apps Development role
strong analytical and quantitative skills
experience in running high traffic, distributed, cloud based services
experience in affecting large culture change
experience leading infrastructure programs
skilled at working with third party service providers
excellent written and oral communication skills
knowledge of Java and Spring Boot
financial domain expertise, specialized in payments
Bachelor’s/University degree or equivalent experience

Job Responsibility

Turn tech stack and application design into code on multiple development platforms
address a variety of responses to problems, questions, or situations by applying established criteria
responsible for applications systems analysis and programming activities
accountable for development, design, construction, testing and implementation and write secure, stable, testable and maintainable code
engage in digital applications development, risk technology, Middleware, Mainframe applications, Non Mainframe applications, Analytic Model Development and Application support activities
provide sound understanding of application development concepts and principles
consult with users, clients and other technology groups on issues and recommend programming solutions
learn the functionality, architecture, dependencies, and runtime properties of the systems involved with your projects
understand business requirements, applications/services, runtime operations and maintenance
evaluate system designs and architecture

Fulltime

Back End Developer

This role involves maintaining our software ecosystem and playing a significant ...

Location

United States , De Pere

Salary:

Not provided

Robert Half

Expiration Date

Until further notice

Requirements

A minimum of 5 years of experience in backend development in the hospitality industry
Proven track record of bug tracking and resolution
Proficiency in client-side scripting
Experience with cross-platform application development
Demonstrated ability to conduct AB testing
Expertise in API development
Proficiency in Go programming language
Experience in PHP development
Strong skills in Python scripting
Demonstrated experience with Microsoft SQL

Job Responsibility

Write efficient and scalable server-side code focusing on Go (Golang) as the primary programming language
Design, implement, and maintain both relational (such as MySQL, PostgreSQL) and non-relational (like MongoDB) databases for reliable data storage and retrieval
Integrate third-party services including payment gateways, authentication solutions, and APIs for LTE device management with providers such as Verizon and AT& T
Identify and resolve performance bottlenecks in code, queries, and server configurations to optimize application scalability and responsiveness
Implement security practices that adhere to industry standards, including authentication, authorization, and data encryption, to ensure system integrity and the safe handling of sensitive information
Manage and maintain cloud-based environments using platforms like AWS, including services for hosting user image repositories and backend processing
Collaborate with stakeholders and team members to determine whether to optimize and reuse legacy code or develop fresh solutions tailored to current needs
Support systems and features including Go Programming, PHP/Java/ Ruby C# or similar back end language, SQL/ PostgreSQL- AWS

What we offer

medical, vision, dental, and life and disability insurance
eligibility to enroll in our company 401(k) plan

Fulltime

Java Back End Developer

Location

United States , Kennesaw

Salary:

Not provided

CPC Technologies

Expiration Date

Until further notice

Requirements

Good problem-solving skills and understanding of data structures
Experience in RESTful web services and SOA concepts
Proficiency in writing automated unit and functional tests
Proficient with Git source control
Experience in Messaging systems like KAFKA, AMQ, JMS, or similar framework is a plus
Strong knowledge of Java and Java-based frameworks like Spring
Proficient with Git source control and effective branching and release management practices
Understanding of Messaging Concepts
Strong communication skills in a collaborative environment
Strong critical thinking skills and ability to devise innovative solutions

Job Responsibility

Working with the Agile team to clarify new products and features requested by the Product team
Collaborating with other developers to design and implement required solutions
Participating in pair programming in the delivery of both POC and targeted features
Understanding and applying technical architecture to ensure consistent, reliable, and secure deployments
Enhancing and maintaining existing product capabilities
Participating in formal and informal code reviews to ensure code quality
Actively contributing to the automated test suite to enable continuous integration
Assisting with application deployments in our Cloud environment

Fulltime

Back-End Developer

Start.io is a mobile marketing and audience platform. Start. io empowers the mob...

Location

Salary:

Not provided

Start.io

Expiration Date

Until further notice

Requirements

Bachelor’s degree in Computer Science or equivalent practical experience
2-3 years of professional Java development experience - Must
Proven track record in designing and delivering complex distributed systems and microservices (Docker, Kubernetes)
Strong understanding of scalability, concurrency, and performance optimization challenges
Hands-on experience with CI/CD tools and automated build/deployment pipelines
Proficiency in Spring & Spring Boot frameworks
Excellent communication skills and the ability to influence technical direction across teams
Experience running applications on Kubernetes, with a focus on designing services that scale efficiently and consume resources effectively (rather than cluster administration)
Ability to measure and improve application performance using profiling, benchmarking, and APM tools (e.g., JFR, JMeter, Micrometer, New Relic, Datadog)

Job Responsibility

Design and develop highly scalable, modular backend applications and APIs using Java and Spring Boot
Own the full development lifecycle — from requirements analysis, design, coding, and testing to deployment and monitoring in production
Lead initiatives to improve system scalability, performance, and security
Collaborate closely with Product, Algo, DevOps, BI, and Marketing to deliver integrated, business-driven solutions
Ensure observability through robust logging, metrics, and alerting with tools like Prometheus, Grafana, Kibana
Drive adoption of engineering best practices, code quality standards, and technical documentation
Mentor and guide junior developers, fostering knowledge sharing and continuous improvement

Back-end Developer

For our R&D team that deals with the development of custom integration and autom...

Location

Italy , Padova

Salary:

Not provided

Nethive SPA

Expiration Date

Until further notice

Requirements

Good knowledge of Java and Spring Cloud
Knowledge of the Linux operating system
Knowledge of Microservices and Kubernetes architectures
Knowledge of SQL and/or NoSQL databases

Job Responsibility

Backend development of Cloud platforms for the centralized management of network and security services (Firewall, VPN, Web Content Filtering, DPI, Traffic Shaping, Authentication)

What we offer

Customized training courses
Welcome kit with numerous gadgets
Free coffee
Meal vouchers
Healthcare
Corporate welfare bonuses

Fulltime

Back End Developer

Randstad

Location:
United Kingdom , London

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
February 25, 2026

Expiration:
March 17, 2026

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