151 to 175 of 745 Permanent Java Jobs

Connectivity & Messaging Engineer

Hiring Organisation
Block MB
Location
City of London, London, United Kingdom
needed. What we’re looking for Strong software engineering experience writing clean, efficient and well-tested code in statically-typed languages (e.g., modern Java or equivalent). Deep understanding of object-oriented architecture, concurrent systems and messaging paradigms such as point-to-point, publish/subscribe and event-driven design. ...

DevSecOps Engineer

Hiring Organisation
Omega
Location
London Area, United Kingdom
monitoring tools such as Zabbix and Splunk Understanding of cloud technologies and concepts, particularly AWS Certification (Desirable): AWS Certification/CCNA Certification/Oracle Java Certification/ISTQB Certification/OSCP Certification/Linux Administration (RHCSA or RHCE)/Microsoft Certified: Windows Server Hybrid Administrator Associate/Red Hat Certified ...

DevSecOps Engineer

Hiring Organisation
The Adecco Group
Location
London Area, United Kingdom
Experience : Extensive experience in designing enterprise-scale CI/CD solutions, with a focus on GitLab. Hands-on experience in supporting build pipelines for Java, C#, JavaScript, and Python is essential. Cloud & Containerization Expertise : Proven ability to deliver containerized and cloud-ready applications, with experience in integrating CI/ ...

DevSecOps Engineer (Mid to Lead Level)

Hiring Organisation
Omega Resource Group
Location
London, United Kingdom
Employment Type
Permanent
monitoring tools such as Zabbix and Splunk Understanding of cloud technologies and concepts, particularly AWS Certification (Desirable): AWS Certification/CCNA Certification/Oracle Java Certification/ISTQB Certification/OSCP Certification/Linux Administration (RHCSA or RHCE)/Microsoft Certified: Windows Server Hybrid Administrator Associate/Red Hat Certified ...

Test Engineer (SFIA 4) SC / Newcastle #0023

Hiring Organisation
Peregrine
Location
Kidderminster, Worcestershire, West Midlands, United Kingdom
Employment Type
Permanent
ability to design, implement and maintain automated testing for data pipelines and applications Strong coding skills in Python and SQL , with working knowledge of Java and scripting languages such as Bash Experience analysing and validating complex datasets in multiple formats Solid understanding of CI/CD pipelines , source control ...

Software Engineering Manager

Hiring Organisation
VIDA Diagnostics
Location
Edina, Minnesota, United States
Employment Type
Permanent
Salary
USD Annual
orchestration frameworks Strong system design and distributed systems fundamentals: consensus, partitioning, caching, backpressure, idempotency, retries, stream processing. Proficient in modern programming languages (Python, Go, Java, or similar). Experience building or managing multi-tenant SaaS systems with strict SLAs. Experience operating systems in compliance-sensitive environments (healthcare, finance, enterprise SaaS ...

Entry Level Test Engineer with Active Secret Clearance

Hiring Organisation
Savant Financial Technologies, Inc
Location
Stafford, Virginia, United States
Employment Type
Permanent
Salary
USD Annual
data validation and ETL process support. Understanding of Agile tools such as Jira and Confluence. Foundational experience with at least one programming language (e.g., Java, C#, or JavaScript). Interest in learning cloud-based environments (AWS, Azure, or similar) and modern frameworks. Strong communication skills and ability to collaborate ...

Quality Assurance (QA) Engineer

Hiring Organisation
Dahl Consulting
Location
Saint Paul, Minnesota, United States
Employment Type
Permanent
Salary
USD Annual
tools such as Postman or Rest Assured Knowledge of SQL and database testing concepts Programming experience for test automation using languages such as .NET, Java, or JavaScript Benefits Dahl Consulting is proud to offer a comprehensive benefits package to eligible employees that will allow you to choose the best coverage ...

AI Engineer

Hiring Organisation
Hansen Technologies
Location
Hammersmith, England, United Kingdom
Azure, GCP) and multi-cloud integration. Deep understanding of large language models, machine learning frameworks, and AI architectures. Proficiency in programming languages (Python, Java, C#). Strong analytical and problem-solving skills for complex system design. Experience with DevOps practices and deploying scalable AI services. Excellent communication and collaboration skills ...

Software Engineer II (Backend, Business Systems)

Hiring Organisation
Whoop
Location
Boston, Massachusetts, United States
Employment Type
Permanent
Salary
USD Annual
experience in backend software development with a strong foundation in computer science principles Strong proficiency in at least one modern backend programming language (e.g., Java, Python, Go, or similar). Experience building and maintaining APIs, integrations, and distributed systems. Comfortable working with relational databases, data modeling, and query optimization. Experience ...

Principal Software Engineer

Hiring Organisation
Vitality
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
augmented transformation within an engineering team, including guardrails and coaching. Sitecore CMS experience, minimum 2 years. .NET Core experience, minimum 2 years. Java Spring or Spring Boot experience, minimum 2 years. Experience with modern web application frameworks and integration technologies. Full stack development experience including web, microservices and databases. Strong ...

Principal Software Engineer

Hiring Organisation
Vitality Corporate Services Limited - Tech
Location
Central London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
augmented transformation within an engineering team, including guardrails and coaching. Sitecore CMS experience, minimum 2 years. .NET Core experience, minimum 2 years. Java Spring or Spring Boot experience, minimum 2 years. Experience with modern web application frameworks and integration technologies. Full stack development experience including web, microservices and databases. Strong ...

Senior Software Engineer

Hiring Organisation
STR
Location
Dayton, Ohio, United States
Employment Type
Permanent
Salary
USD Annual
Computer Science or related technical field with minimum of 5+ years' relevant experience (or equivalent experience) 3+ years experience with C++ or Java Proven understanding of data structures, algorithms, concurrency, and code optimization Proven ability to lead and manage moderate size engineering teams (2-4 engineers) through complete Agile development ...

Software Engineer II - Fulfillment

Hiring Organisation
StubHub
Location
New York City, New York, United States
Employment Type
Permanent
Salary
USD Annual
grow as an engineer. What You've Done: 3-4 years building production software with a focus on backend and distributed systems. Proficient in Java, Python, or Golang , with experience building and consuming APIs. Built scalable, reliable systems for real-time ticketing, barcode validation, and post-purchase workflows . Designed ...

Software Engineer II - Fulfillment

Hiring Organisation
StubHub
Location
Los Angeles, California, United States
Employment Type
Permanent
Salary
USD Annual
grow as an engineer. What You've Done: 3-4 years building production software with a focus on backend and distributed systems. Proficient in Java, Python, or Golang , with experience building and consuming APIs. Built scalable, reliable systems for real-time ticketing, barcode validation, and post-purchase workflows . Designed ...

Senior DevSecOps Engineer

Hiring Organisation
Lockheed Martin
Location
Brockworth, England, United Kingdom
Microsoft Certified: Windows Server Hybrid Administrator Associate. Red Hat Certified Specialist in Ansible Automation (EX407). Terraform Associate certification. AWS Certification. CCNA Certification. Oracle Java Certification. ISTQB Certification. OSCP Certification. Lockheed Martin is committed to upholding principles of equal opportunity, fostering a work environment that is aligned with our core ...

Senior Software Engineer, Trading Systems

Hiring Organisation
Eliassen Group
Location
Jersey City, New Jersey, United States
Employment Type
Permanent
Salary
USD Annual
production environments, including participation in a weekly on-call rotation. Experience Requirements: 10+ years of hands-on software design and development experience. Expertise in Java, C/C++, Python, and Linux. Deep experience with low-latency messaging systems such as 29West or Kafka. Proficiency with KDB+ or other time-series ...

Software Engineering Manager - Services

Hiring Organisation
Capital One UK
Location
Islington, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
experienced software engineer, and somebody who remains comfortable with technology, architectural decisions and technical trade-offs Previous experience in our backend tech stack - Java, Spring, AWS and who is a strong advocate of tight feedback loops through mechanisms including, but not limited to automated tests, CI/CD pipelines ...

DevOps Engineer JBLE1 NI

Hiring Organisation
imanage
Location
Belfast, UK
rollout strategies. A bachelors degree (or equivalent experience) in Computer Engineering or a related field. Demonstrable proficiency in one or more programming languages (e.g., Java, Python, Golang). Familiarity with at least one scripting language (e.g., PowerShell, Bash, Python, Ruby). Don't meet every qualification listed above? Studies show ...

Java Developer (Full Stack)

Hiring Organisation
RP Recruitment Ltd
Location
Leeds, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Job Summary: We are looking for an experienced Full Stack Developer specializing in Python to join our innovative team. The ideal candidate will possess a strong technical background and leadership skills, enabling them to drive ...

Software Engineer (Junior–Senior) | £35,000–£80,000+ | North East| Defence Sector

Hiring Organisation
IT Graduate Recruitment
Location
North East, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 per annum
experts. What You’ll Do Design, develop, and maintain secure, high-performance software systems Write clean, scalable code in languages such as Python, C++, Java, or JavaScript Contribute to system architecture and technical decision-making (level dependent) Collaborate with cross-functional teams including engineering, data, and product Work on cloud … experience delivering production-grade software Senior: Proven track record in system design, leadership, and delivery Proficiency in at least one core language: Python, C++, Java, or JavaScript Strong problem-solving skills and ability to work in complex environments Familiarity with Git, testing practices, and software development lifecycle Highly Desirable: Experience ...

Senior Java Developer (Low-Latency Payments Systems)

Hiring Organisation
RE Partners
Location
City of London, London, United Kingdom
their goals. The 3 G’s of RE: “Get Shit Done.” “Get Over Shit.” “Give a Shit.” We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on l ow latency , high-throughput systems in the payments processing domain. This hybrid role … offers the opportunity to build scalable, real-time services using modern technologies. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities : Design, develop, and optimize low-latency, high-throughput ...

Java Developer

Hiring Organisation
Bruin Financial & Professional Services
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
Full Stack Engineer (Java) – Financial Services Location: Manchester (Hybrid) Salary: Competitive + excellent benefits We’re working with a global financial services organisation looking to hire a Full Stack Engineer to join a high-impact engineering team delivering scalable, enterprise-grade solutions. This is a hands-on role, ideal … someone who is strong in Java and enjoys working across the full stack, contributing to architecture, delivery, and modern engineering practices. The role You’ll play a key role in delivering end-to-end software solutions, working closely with product and business stakeholders to build secure, scalable, and resilient systems. ...

Senior Java Engineer

Hiring Organisation
scrumconnect ltd
Location
London, United Kingdom
Employment Type
Any
Salary
GBP Annual
build teams that reflect the diversity of the clients and citizens we serve. About the role You will join Scrumconnect Consulting as a Senior Java Engineer specialising in ICON IPF, working directly with major banking clients to design, build, and deliver large-scale payment modernisation programmes. This is a technically … deep, hands-on role - you will be writing production Java code, configuring and extending the IPF framework, and working within cloud-native microservices architectures built on AWS. You will be Embedded in client-facing delivery teams, collaborating closely with both technical engineers and non-technical banking stakeholders. Strong communication skills ...

Software Engineer - Java /Back End

Hiring Organisation
Som3
Location
Basingstoke, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
Software Engineer - Java/Back End Hybrid - 2 days per week in the office Java, PostgreSQL, API We are looking for an experienced Back End Developer with excellent Java, PostgreSQL and API skills due to software development moving from an outsourced model to in-house. Working alongside the development team … highly involved with knowledge transfer, including code walkthroughs, pairing sessions, and documentation reviews with the outgoing external team. Gain understanding of the current Java application architecture - service boundaries, dependency injection patterns, build system, and deployment configuration. Design and implement new back-end features, enhancements, and bug fixes in Java, following ...