76 to 100 of 308 Java Jobs in London

DevOps Engineer

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
Containerisation/Orchestration with Kubernetes Extensive CI/CD work (ideally with Jenkins, or equivalents) Scripting/coding experience with Python, Bash, Shell or Java Strong knowledge across Automation, Networking, Linux and Security These positions range in salary offering £80-120K, dependant on experience and Seniority, and operates ...

Principal Python Engineer

Hiring Organisation
Ncounter
Location
East London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£170,000 - £200,000 per annum
years’ professional software development experience Strong proficiency in high-performance Python (deep ecosystem knowledge and best practices) Experience with at least one JVM language (Java, Kotlin, Scala) is an advantage Background in distributed systems and large-scale compute frameworks Familiarity with Docker, Kubernetes, Linux environments, and CI/CD automation ...

Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
time, however in return you get £15,000 allowance for holding the clearance. Technically, we would be looking for someone with experience in Java or Python and ideally React, although this role will likely have a backend leaning. AWS or Azure cloud experience would also be a plus. You will ...

Junior Front-End (React) Engineer - Up to £100,000 P/A + Bonus

Hiring Organisation
Hunter Bond
Location
Greater London, England, United Kingdom
React or React Native Solid understanding of front-end fundamentals (component design, state management, performance) Some exposure to a back-end language (e.g. C#, Java, Python, or C++) is beneficial but not required to be an expert Strong communication skills and a collaborative mindset If you’re a front ...

Security Architect (DevSecOps)

Hiring Organisation
Henderson Scott
Location
London, United Kingdom
Employment Type
Permanent
Salary
£650 - £675 per day
Infrastructure as Code: Terraform expertise (including scanning tools like Checkov or Prowler ). Modern Tech: Security oversight for Containers (EKS/ECS) , Lambda , and Java Microservices. Supplementary Skills: Identity & Access: OAuth 2.0, JWT, and Microsoft Entra (Azure AD) . Exposure to React.JS (from a security review perspective). Apply ...

Machine Learning Engineer

Hiring Organisation
Kingsgate Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £40,000 per annum
completed Bachelor’s or Master’s in Computer Science, Data Science, AI, Statistics, or related field Strong programming skills in Python (and optionally R, Java, or C++) Knowledge of ML frameworks like TensorFlow, PyTorch, or scikit-learn Eagerness to learn, curiosity, and a problem-solving mindset Nice to Have Cloud ...

Junior Software Developer

Hiring Organisation
Elite Hiring Solution
Location
SE1, Chaucer, Greater London, United Kingdom
Employment Type
Permanent
Salary
£26000 - £35000/annum
reviews and continuous improvement initiatives Skills and Experience: Passion for software development and technology Basic knowledge of at least one programming language such as Java, Python, C sharp, or JavaScript Strong problem solving and logical thinking skills Willingness to learn and adapt in a fast paced environment Good communication ...

Cyber Software Engineer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Permanent
systems, CI and CD pipelines. You will have likely used some of the below technologies: Ghidra or IDA Pro for reverse engineering. C, C++, Java or C# for solution creation. Python, Bash, Powershell or Groovy for prototyping and tool-making. Experience in supporting areas is also beneficial, which could include ...

Head of eFX Engineering

Hiring Organisation
Harvey Nash
Location
London, United Kingdom
Employment Type
Permanent
with architects to maximise code reuse and accelerate delivery. Mentor developers and foster a collaborative engineering culture. Core Technical Skills Strong expertise in C++ , Java , or Rust (C++ preferred - 7+ years). Deep understanding of low-latency, multi-threaded systems . Experience with FX markets , pricing , risk , liquidity aggregation , order ...

IT Applications Manager/Applications Manager

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£95,000
analytics and evaluate applicability to the firm's operations. IT Applications Manager/Applications Manager Knowledge, Sills and Experience: * Proficient in SQL, C#, Python, Java, HTML/CSS, and related development frameworks. * Understanding of API integration, data modelling, and application performance tuning. * Strong project management skills are essential for implementing ...

Senior Software Engineer - Quant Firm

Hiring Organisation
Dex
Location
City of London, London, United Kingdom
translate theoretical strategies into production-grade code. What You'll Have Polyglot Mastery: Exceptional command of at least one major systems language ( C++ , Rust , Java ) for low-latency components, or Python for data and ML workflows. Distributed Systems Expertise: Deep experience building high-throughput, fault-tolerant systems using modern messaging ...

Senior AI Engineer

Hiring Organisation
Sky
Location
TW75QD, Syon, Greater London, United Kingdom
Employment Type
Permanent
seek ongoing professional development through mentoring, training, and hands-on experience. What you'll bring Strong software development experience in Python and/or Java, with an understanding of the Agile software development lifecycle. Proven Automation experience using Public Cloud or Microsoft Technologies Demonstrated ability to design, develop, and deliver ...

Junior Java Developer

Hiring Organisation
Lynx Recruitment Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£50,000
JavaDeveloper-RemoteWorking LynxarecurrentlyworkingwithalargeITconsultancytohelpthemsourceaJuniorJavaDeveloper.OurclientislargeglobalConsultancywhoworkwithenterpriseclients,solvingtheirbusinessandtechnologyproblemsusingcuttingedgeSolutions. Responsibilities: Engagingintheentiresoftwaredevelopmentlifecycle,fromgatheringrequirementsanddesigningsolutionstocoding,testing,deploymentandongoingmaintenance Collaboratingwithstakeholdersandleadershiptounderstandandrefineprojectrequirements Workingondiverseprojectsandchallengesinaconsultancycapacity Advocatingforandcontributingtobestpracticesinsoftwareengineeringacrossteamsandprojects Keyskillsandexperience: MustbeeitherSCclearedoreligible ExperienceworkingasaJavaDeveloper Javadevelopmentexperience Experienceworkingwithincloudenvironments Ifthisrolesoundsofinterest,thenpleaseapplywithyourupdatedCV. ...

Lead Java Developer

Hiring Organisation
Candour
Location
City of London, London, United Kingdom
Lead Software Engineer (Java) – London/Hybrid Are you a Lead Backend Engineer with a strong background in Java and modern backend architecture? In this senior technical leadership role, you will set the technical vision, influence system design, and guide teams in delivering secure, scalable, and high-performing services. While … discipline across teams. Lead design sessions, code reviews, and collaborative technical discussions. Skills & Experience Proven experience as a senior or lead backend engineer with Java (11+) and Spring Boot. Expertise in designing and leading backend architectures for complex systems. Strong understanding of AWS, Kubernetes, and modern microservice-based systems. Experience ...

Senior Java Software Engineer

Hiring Organisation
CipherTek Recruitment
Location
London, UK
Employment Type
Full-time
Title: Java Developer (Electronic Trading Platform - FIC) Contract Type: Outside IR35 Location: London Day Rate: Up to £950 per day Flexible Hybrid working: 1-2 days a week in London City offices Client: Prestigious Investment Bank Industry: Investment Banking Duration: 12 months +. Also open to contract to permanent conversions … Overview: We are seeking an experienced Java Developer to join a high-profile investment banking client in London on a contract basis. The successful candidate will work on an Electronic Trading Platform for the FIC business. This is an exciting opportunity to contribute to the development and integration of advanced ...

Fullstack Developer

Hiring Organisation
Experis
Location
South Croydon, London, United Kingdom
Employment Type
Contract
Contract Rate
£520 - £521 per day
year Location: remote with occasional travel to Croydon Inside IR35 - Umbrella only Active SC clearance required, eligible candidates will be considered Required Skills: Java Kafka Nice to Have Skills: Spring (Framework, Boot, Data) Postgres OpenSearch/ElasticSearch NodeJS Rest API Wiremock (API mocking) Suitable Candidates should submit ...

Fullstack Developer

Hiring Organisation
Experis
Location
South Croydon, Surrey, United Kingdom
Employment Type
Contract
Contract Rate
GBP 520 - 521 Daily
year Location: remote with occasional travel to Croydon Inside IR35 - Umbrella only Active SC clearance required, eligible candidates will be considered Required Skills: Java Kafka Nice to Have Skills: Spring (Framework, Boot, Data) Postgres OpenSearch/ElasticSearch NodeJS Rest API Wiremock (API mocking) Suitable Candidates should submit ...

Salesforce &/ React Native Developer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Rate: £500-550 per day (Inside IR35) Sector: Banking Key Skills & Experience Salesforce +5 years experience AND/OR React Native (Web) +5 years Java +5 years TDD, BDD RESTful API design & build OAS/YAML Unit Testing GitLab CI/CD Pipelines Agile practitioner, SonarQube, Veracode, Jira, Confluence Banking ...

Senior Android developer - London - Perm

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent
Salary
£70,000
technical discussions Contribute to improving app performance, stability, and UX Essential Skills & Experience Commercial experience as a Native Android Developer Strong experience with Kotlin (Java experience also beneficial) Solid understanding of Android SDK and modern Android development practices Experience with common Android architectures (MVVM or similar) Experience integrating RESTful APIs ...

Senior UI Developer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
/Design teams. Desirable Skills Experience with web animation/visualization libraries ( D3.js, HighCharts ). Knowledge of Accessibility (A11y) and semantic HTML5. Familiarity with Java or server-side development. Experience working with Content Management Systems (CMS). Randstad Technologies Ltd is a leading specialist recruitment business for the IT & Engineering ...

Software Engineer

Hiring Organisation
TRX
Location
South London, UK
Employment Type
Full-time
Science, Software Engineering, or related field. 3+ years of professional software development experience. Strong programming skills in languages such as C/C++, Python, Java, or Rust. Experience developing software for safety-critical or highly regulated environments. Familiarity with software development lifecycle, version control, and testing frameworks. Knowledge of software ...

Senior Security Engineer

Hiring Organisation
Lawrence Harvey
Location
London Area, United Kingdom
pillar. Breadth of knowledge of cloud-based IAM/PAM and authentication concepts. Strong proficiency in coding/scripting/development languages – Python, Terraform, Java ideally Experience building and fine-tuning security tooling to be deployed in cloud environments. ...

Engineering Manager Remote UK-based setup

Hiring Organisation
Interact Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
moving team building a cloud-native, API-driven platform that's transforming global healthcare. This is a rare opportunity to remain hands-on in Java code (around 20%) while shaping engineering direction, architecture, and best practices across a growing technology function. What you'll do Lead and mentor a distributed ...

Senior UI Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
responsiveness Confident working directly with front-office stakeholders Bachelor's degree in Computer Science, Engineering, or related discipline Desirable Backend experience in Java or C# Experience working in electronic FX, market making, or algo trading Familiarity with AI-assisted development tools while maintaining engineering standards Strong attention to detail ...

Senior UI Developer

Hiring Organisation
McGregor Boyall
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£120,000 - £150,000 per annum
responsiveness Confident working directly with front-office stakeholders Bachelor's degree in Computer Science, Engineering, or related discipline Desirable Backend experience in Java or C# Experience working in electronic FX, market making, or algo trading Familiarity with AI-assisted development tools while maintaining engineering standards Strong attention to detail ...