1 to 25 of 68 Permanent Java Jobs in Central London

Principal Software Engineer

Hiring Organisation
83zero Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 110,000 - 130,000 Annual
principal-level roles Expertise in JavaScript/TypeScript and modern frontend frameworks (e.g., React, Angular, or Vue) Strong backend development experience (e.g., Node.js, Java, Python, or Go) Proven experience designing and building scalable, distributed systems Strong experience with REST APIs, microservices architecture, and event-driven systems Cloud experience with Azure ...

Senior Software Engineer

Hiring Organisation
Colate
Location
City of London, London, United Kingdom
CoCreate IQ, and Orios, revolutionize infrastructure development, AIOps, DevOps, and operational management. About The Role Colate is looking for a Senior Software Engineer with Java, GCP, & ECP experience. We’re seeking a talented Senior Java Engineer to join our team; you’ll be responsible for designing and developing high throughput … applications using java with high quality production ready code to deliver functionality to our customers. You’ll be accountable for ensuring all decisions are made within a sound risk framework and within Group standards and appetite while managing the full software development process within an agile environment. Responsibilities What ...

Cloud Engineer

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
stakeholder engagement skills Desirable: Experience with configuration management tools (Ansible, Puppet, Chef, Packer) Exposure to testing tools (Selenium, Cucumber) Experience supporting modern application stacks (Java, Node.js, SQL/NoSQL ...

Senior Solutions Engineer

Hiring Organisation
Coralogix
Location
City of London, London, United Kingdom
considered an advantage. Previous experience in Technical Sales of Observability, Monitoring, APM, RUM, SIEM is desirable. Proficiency in coding with high-level programming languages (Java, Go, Python) - advantage Candidates should have hands-on experience and the ability to integrate these technologies into customer environments, providing tailored solutions that meet diverse ...

Senior Java Software Engineer

Hiring Organisation
Sanderson
Location
City of London, London, United Kingdom
Senior Java Engineers — Contract - (Financial Services/Investment Management) Location: London (Hybrid – Ideally 2 Days Per Week) Engagement Type: Contract IR35 Status: Outside IR35 Day Rate: £600 - £700 Per Day (Monthly Pay) Our client is a leading UK investment management platform currently undertaking a major back-office transformation programme. … stage will be working on technically complex integration and platform problems with real impact across the business. Role Overview We are seeking multiple Senior Java Engineers to join the programme engineering team. You will be responsible for designing and delivering robust, high-performance Java services that integrate with both ...

eDV Software Engineer

Hiring Organisation
Fortice
Location
City of London, London, United Kingdom
stack in low-trust, high-sensitivity environments Contribute to systems architecture, testing, integration, and deployment Ideal Background: Strong experience in modern programming languages ( Python, Java, Typescript, JavaScript) Familiarity with secure coding principles and systems engineering Experience with cloud platforms (AWS, Azure, GCP) and DevOps tooling is a bonus Comfortable working ...

Professional Services DevOps Engineer

Hiring Organisation
Walsh Employment
Location
Central London, London, United Kingdom
Employment Type
Permanent
tools and technologies such as Git, Jenkins, Maven, artifact repositories, and build systems Hands-on experience building software delivery pipelines across multiple ecosystems, including Java, Node.js, and Python A solid understanding of infrastructure and operations , including compute, networking, storage, and security Experience with configuration management and deployment tools such ...

DevOps Engineer with Software Engineering Background

Hiring Organisation
REVYBE IT RECRUITMENT LIMITED
Location
City of London, London, United Kingdom
Employment Type
Permanent
operating, but still in a software engineering mindset. A suitable candidate for this role will have strong software engineering skills in Python, Java, TypeScript, etc, but with a DevOps mindset, strong communication skills, and will have used cloud technologies such as AWS or Azure commercially, along with CI/ ...

Infrastructure Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
/or multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes ...

Infrastructure Engineer

Hiring Organisation
Huxley Associates
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
/or multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes ...

Mid/Senior/Staff Backend Engineer | Full stack, Data/AI | Greentech, B2B Logistics | Recent Series A Raise | Salary up to £160,000 + Equity, Bonus, Benefits | London, Hybrid (4 days PW)

Hiring Organisation
Owen Thomas | B Corp™
Location
City of London, London, United Kingdom
Benefits | London, Hybrid (4 days PW) Minimum 4 years experience working in high-performing software teams. Strong experience with any backend language (Python, Golang, Java, Node/Typescript) However must be willing to learn Python. Strong experience working with GCP, AWS or Azure. Deep understanding of backend systems, but also ...

Staff Software Engineer

Hiring Organisation
ShareChat
Location
City of London, London, United Kingdom
8+ years of industry experience with a solid understanding of engineering, infrastructure and ML best practices. Strong coding skills with Go or JAVA Design and help develop systems that serve recommendations to over 300 million users Drive engineering roadmap creation and execution, specifically around feed ranking and recall oriented candidate ...

Software Engineer

Hiring Organisation
Understanding Recruitment
Location
City of London, London, United Kingdom
will bridge the gap between product and real-world use, ensuring solutions deliver meaningful impact. Requirements: Strong programming skills in either: Backend: Python, C++, Java, Rust OR frontend: JavaScript/TypeScript (React, Angular, etc.) Strong communication skills and ability to work directly with users Willingness to travel Right to work ...

Principal Engineer

Hiring Organisation
TALENT INTERNATIONAL UK LTD
Location
City of London, London, United Kingdom
Salary
£550.00 - £600.00 per day
Principal Engineer on largescale modernisation or platform programmes. Strong background in cloudnative engineering on AWS, including Kubernetesbased platforms. Deep handson experience with Java, Spring Boot, and Node.js, building scalable and resilient backend services. Experience modernising or integrating with mainframe or legacy enterprise systems in highvolume environments. Proven ability to enforce ...

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. ...

Senior Software Engineer

Hiring Organisation
Formula
Location
City of London, London, United Kingdom
team Key Requirements Strong commercial experience in Kotlin or JVM technologies for backend development Confidence working with Spring Boot or Kotlin or Java to build robust microservices A passion for creating API-first products Ability to write efficient, secure, well-documented, and clean code Familiar with Agile principles and best ...

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 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 ...

Technical Lead / Solution Engineer

Hiring Organisation
I3 Resourcing Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Experience Essential Strong Salesforce (Sales Cloud) experience Proven background as a Technical Lead/Solution Architect/Solution Engineer Experience with: AWS (Glue, AppFlow) Java development API integrations (REST/SOAP) CI/CD pipelines & cloud deployment (AWS/Azure) Experience working across business requirements/user journeys (BA background ...

Engineering Manager - Software & ML

Hiring Organisation
Capital One UK
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Excellence: Proven experience leading and supporting software engineering teams to achieve business goals. Technical Breadth: Excellent knowledge of RESTful API development in modern languages (Java, Python, or .Net) and experience with Cloud environments (AWS or Azure). AI Awareness: You aren't necessarily a researcher, but you have expectations ...

Graduate Software Engineer / Quant Developer / Quant Researcher - Up to £180,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
City of London, London, United Kingdom
performance-driven culture ✅ What You’ll Bring 🎓 Degree in Computer Science, Mathematics, Physics, Engineering , or another STEM discipline 💻 Strong programming skills in Python, C++, Java, C#, or KDB+/Q 🔍 Analytical mindset with a passion for tackling complex, data-driven challenges ⚡ Curiosity, drive, and the ability to thrive in fast ...

Solutions Architect

Hiring Organisation
SearchWorks
Location
City of London, London, United Kingdom
product, BA, and programme leadership What They’re Looking For Strong experience with Azure, Kubernetes, and cloud-native architecture Proficiency in Python, .NET, or Java Hands-on experience with GenAI/LLMs and machine learning Experience building AI agents/multi-agent systems Knowledge of APIs, event-driven systems, data ...

Senior Software Engineer

Hiring Organisation
LinuxRecruit
Location
City of London, London, United Kingdom
next tech unicorn, together, in the same room, ask the big players. What you’ll need to succeed: Strong experience building production quality software (Java, TypeScript, React or Python) Curiosity and adaptabilit y: you learn new technologies quickly and apply them effectively Hunger and drive: you’re comfortable working ...

Java Developer

Hiring Organisation
Stealth IT Consulting Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
Java Developer Job Type: Permanent Location: Remote (Occasional visits to London) Salary & Benefits Up to £55,000 per annum 5% pension Medical cover Travel expenses covered About the Role Stealth IT are looking for a Java Developer to join their team on a permanent basis. This is an opportunity … work directly with the organisation in a client-facing environment, contributing to the delivery of modern software solutions. Key Responsibilities Develop and maintain Java-based applications Work with Spring Boot to build scalable services Contribute to microservices-based architecture Collaborate with cross-functional teams in a client-facing setting Support ...

Technical Consultant - Java Software Development

Hiring Organisation
MARBLE MAYNE RECRUITMENT LTD
Location
City of London, London, United Kingdom
Employment Type
Permanent
Technical Consultant - Java Software Development Location: London Contract Type: Permanent Salary: circa £85,000 - £120,000 total compensation (salary + discretionary bonus) Are you a solutions and project focused Technical Consultant with a strong back-end coding background in Java or Python? Do you have excellent people skills and enjoy … financial software solutions for global investment banking clients Own component architecture, estimation, and production delivery with full technical and project accountability Work with modern Java technology stacks (Spring Boot, Java 17/21) and cloud infrastructure (AWS, Docker, Kafka) Join a collaborative software consultancy with 20+ years' industry experience ...