Outside Spy
  • Join Outside Spy
  • Member Area
  • Blog
  • Member Sign in
  • Sign up
  • Join Outside Spy
  • Member Area
  • Blog

12 senior java developer jobs found

Refine Search
Current Search
senior java developer
Refine by £ Rate Range
£400 - £500  (4) £500 - £600  (7) £600 - £700  (8) £700 and up  (1)
Refine by State
Greater London  (5) Greater Manchester  (2) Remote  (2)
Refine by City
London  (5) Remote  (2) Stockport  (2)
Outside Spy
Oct 12, 2026
Duration not stated
Senior Java Developer - 3 Month Contract - Stockport/Hybrid at Adecco, UK, £Contract Rate
Outside Spy United Kingdom
Senior Java Developer - 3 Month Contract - Stockport/Hybrid Type: 3 Month Contract Day Rate: Market Rates (Outside IR35) Location: Stockport/Hybrid Start: ASAP We are seeking a talented Senior Java Developer to join their dynamic team. This is an exciting opportunity for an individual eager to contribute to impactful projects in a collaborative environment. Key Responsibilities: Design, develop, and maintain high-quality Java applications, ensuring scalability and performance. Collaborate with cross-functional teams to define, design, and ship new features. Troubleshoot and debug applications, enhancing performance and user experience. Mentor and guide junior developers, fostering a culture of learning and continuous improvement. Stay updated with industry trends and emerging technologies, implementing best practises in software development.   Skills Proven experience as a Java Developer, with a strong understanding of...
Outside Spy
Oct 12, 2026
up to 6 Months
Senior Java Developer - 3 Month Contract - Stockport/Hybrid at Adecco, Stockport, 3 Months, £Contract Rate
Outside Spy Stockport, UK
Senior Java Developer - 3 Month Contract - Stockport/Hybrid Type: 3 Month Contract Day Rate: Market Rates (Outside IR35) Location: Stockport/Hybrid Start: ASAP We are seeking a talented Senior Java Developer to join their dynamic team. This is an exciting opportunity for an individual eager to contribute to impactful projects in a collaborative environment. Key Responsibilities: Design, develop, and maintain high-quality Java applications, ensuring scalability and performance. Collaborate with cross-functional teams to define, design, and ship new features. Troubleshoot and debug applications, enhancing performance and user experience. Mentor and guide junior developers, fostering a culture of learning and continuous improvement. Stay updated with industry trends and emerging technologies, implementing best practises in software development. Skills Proven experience as a Java Developer, with a strong understanding of Java and related frameworks (Spring,...
Outside Spy
Oct 12, 2026
Duration not stated
Senior Java Developer - 3 Month Contract - Stockport/Hybrid at Adecco , Stockport, £Negotiable Rate
Outside Spy Stockport, UK
Senior Java Developer - 3 Month Contract - Stockport/Hybrid Type: 3 Month Contract Day Rate: Market Rates (Outside IR35) Location: Stockport/Hybrid Start: ASAP We are seeking a talented Senior Java Developer to join their dynamic team. This is an exciting opportunity for an individual eager to contribute to impactful projects in a collaborative environment. Key Responsibilities: Design, develop, and maintain high-quality Java applications, ensuring scalability and performance. Collaborate with cross-functional teams to define, design, and ship new features. Troubleshoot and debug applications, enhancing performance and user experience. Mentor and guide junior developers, fostering a culture of learning and continuous improvement. Stay updated with industry trends and emerging technologies, implementing best practises in software development. Skills Proven experience as a Java Developer, with a strong...
Outside Spy
Oct 09, 2026
Duration not stated
Senior Java Developer - Outside IR35 - Up to £700 per day at Hunter Bond, London Area, £700 per day
£700 per day
Outside Spy London Area, United Kingdom
Senior Java Developer - Outside IR35 - Up to £700 per day Hybrid in Central London October Start Date 12-Month Initial Contract We have partnered with a leader in the financial services sector who is looking for experienced Senior Java Engineers to join their Settlements team . This is a hands-on engineering role focused on developing and enhancing software supporting complex post-trade and settlement workflows . you'll work as part of an experienced engineering team, contributing to both new and existing systems within a fast-moving financial markets environment. The Role Develop and maintain Server Side Java/JVM applications supporting settlement and post-trade processes. Build robust, scalable services using Spring and Spring Boot . Work across greenfield and brownfield development projects. Collaborate with engineers and business stakeholders to understand requirements and deliver effective solutions. Contribute to technical design,...
Outside Spy
Oct 12, 2026
Duration not stated
Senior Backend Developer, Java, AWS at Sanderson Recruitment, Multiple Locations, £550-£600 per day
£550 - £600 per day
Outside Spy United Kingdom
Senior Backend Developer (Java / AWS) Rate: £500-£600 per day (Outside IR35) Location: London (3 days per month onsite) Duration: Initial 6-month contract Overview We're supporting a financial services client looking for a Senior Backend Developer to help deliver and optimise a suite of cloud-native services. This is a hands-on engineering role with significant involvement in solution design, technical direction, and code quality. What You'll Be Doing Developing scalable backend services using Java and Spring Boot Designing and building RESTful APIs and event-driven solutions Deploying and maintaining applications within AWS environments Contributing to architecture, engineering standards, and best practices Supporting CI/CD processes and Infrastructure as Code initiatives Participating in code reviews and mentoring other developers Key Skills & Experience Strong commercial experience with Java (ideally Java 21+) and Spring Boot Proven background...
Outside Spy
Oct 12, 2026
Duration not stated
Senior Backend Developer, Java, AWS at Sanderson , London, £550-£600 per day
£550 - £600 per day
Outside Spy London, UK
Senior Backend Developer (Java / AWS) Rate: £500- £600 per day (Outside IR35) Location: London (3 days per month onsite) Duration: Initial 6-month contract Overview We 're supporting a financial services client looking for a Senior Backend Developer to help deliver and optimise a suite of cloud-native services. This is a hands-on engineering role with significant involvement in solution design, technical direction, and code quality. What You 'll Be Doing Developing scalable backend services using Java and Spring Boot Designing and building RESTful APIs and event-driven solutions Deploying and maintaining applications within AWS environments Contributing to architecture, engineering standards, and best practices Supporting CI/CD processes and Infrastructure as Code initiatives Participating in code reviews and mentoring other developers Key Skills & Experience Strong commercial experience with Java (ideally Java...
Outside Spy
Oct 12, 2026
6 Months or more
Senior Backend Developer, Java, AWS at Sanderson Recruitment Plc, London, 6 Months, £550-£600 per day
£550 - £600 per day
Outside Spy London, UK
Senior Backend Developer (Java/AWS) Rate: £500-£600 per day (Outside IR35) Location: London (3 days per month onsite) Duration: Initial 6-month contract Overview We're supporting a financial services client looking for a Senior Backend Developer to help deliver and optimise a suite of cloud-native services. This is a hands-on engineering role with significant involvement in solution design, technical direction, and code quality. What You'll Be Doing Developing scalable Back End services using Java and Spring Boot Designing and building RESTful APIs and event-driven solutions Deploying and maintaining applications within AWS environments Contributing to architecture, engineering standards, and best practices Supporting CI/CD processes and Infrastructure as Code initiatives Participating in code reviews and mentoring other developers Key Skills & Experience Strong commercial experience with Java (ideally Java 21+) and Spring Boot Proven background building...
Outside Spy
Oct 09, 2026
Duration not stated
Senior Backend Developer (Java / Spring Boot / AWS) at Sanderson Recruitment, Multiple Locations, £Contract Rate
Outside Spy United Kingdom
Senior Backend Developer (Java / Spring Boot / AWS) Rate: £500 - £600 Outside IR35 Location: London - 3 times on site a month Duration: 6 months initial The role: I'm working with a financial services organisation that needs a Senior Backend Developer to build and maintain cloud-based services on AWS. The work is hands-on and includes code reviews and input into technical decisions. Responsibilities: Build REST and event-driven microservices in Java and Spring Boot Deploy and support services on AWS (e.g. ECS/EKS, Lambda, RDS, DynamoDB, SQS/SNS) Own services from design through to production support Maintain CI/CD pipelines and infrastructure as code (Terraform, CloudFormation or CDK) Review code and contribute to architecture decisions Essential skills: Commercial experience with Java 21 and Spring Boot Building and running applications on AWS Microservices and API design Reasonable Adjustments: Respect and equality are core values to us. We...
Outside Spy
Oct 09, 2026
6 Months or more
Senior Backend Developer (Java/Spring Boot/AWS) at Sanderson Recruitment Plc, London, 6 Months, £500-£600 per day
£500 - £600 per day
Outside Spy London, UK
Senior Backend Developer (Java/Spring Boot/AWS) Rate: £500 - £600 Outside IR35 Location: London - 3 times on site a month Duration: 6 months initial The role: I'm working with a financial services organisation that needs a Senior Backend Developer to build and maintain cloud-based services on AWS. The work is hands-on and includes code reviews and input into technical decisions. Responsibilities: Build REST and event-driven microservices in Java and Spring Boot Deploy and support services on AWS (eg ECS/EKS, Lambda, RDS, DynamoDB, SQS/SNS) Own services from design through to production support Maintain CI/CD pipelines and infrastructure as code (Terraform, CloudFormation or CDK) Review code and contribute to architecture decisions Essential skills: Commercial experience with Java 21 and Spring Boot Building and running applications on AWS Microservices and API design Reasonable Adjustments: Respect and equality are core values to us. We are...
Outside Spy
Oct 09, 2026
Duration not stated
Senior Backend Developer (Java / Spring Boot / AWS) at Sanderson , London, £500-£600 per day
£500 - £600 per day
Outside Spy London, UK
Senior Backend Developer (Java / Spring Boot / AWS) Rate: £500 - £600 Outside IR35 Location: London - 3 times on site a month Duration: 6 months initial The role: I 'm working with a financial services organisation that needs a Senior Backend Developer to build and maintain cloud-based services on AWS. The work is hands-on and includes code reviews and input into technical decisions. Responsibilities: Build REST and event-driven microservices in Java and Spring Boot Deploy and support services on AWS (e.g. ECS/EKS, Lambda, RDS, DynamoDB, SQS/SNS) Own services from design through to production support Maintain CI/CD pipelines and infrastructure as code (Terraform, CloudFormation or CDK) Review code and contribute to architecture decisions Essential skills: Commercial experience with Java 21 and Spring Boot Building and running applications on AWS Microservices and API design...
Outside Spy
Oct 12, 2026
Duration not stated
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract at Owen Thomas | B Corp™, United Kingdom, £500-£600+ per day
£500 - £600 per day
Outside Spy Remote (United Kingdom)
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract   We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction.   They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python.   This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions.   It’s well suited to an experienced...
Outside Spy
Oct 09, 2026
Duration not stated
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract at Owen Thomas | B Corp™, United Kingdom, £500-£600+ per day
£500 - £600+ per day
Outside Spy Remote (United Kingdom)
Staff Full Stack Engineer (Contract) | Rust & Java (Primary) | React & Python (Secondary) | Fully Remote (UK-based) | £500-600+/day | Outside IR35 | 12-Month Contract We’re partnering with a fast-scaling, globally distributed tech business that’s investing heavily in the evolution of its platform – modernising backend services, improving frontend experiences, and setting long-term architectural direction. They’re looking for a Staff Full Stack Engineer (Contract) with strong commercial experience in Rust and Java, alongside hands-on experience building production-grade applications with React and Python. This is a high-impact, long-term contract within an experienced, product-focused engineering team, where you'll play a key role in developing scalable backend systems, delivering modern frontend experiences, and influencing architectural decisions. It’s well suited to an experienced contractor who enjoys owning complex technical challenges, working...
  • Info
  • Contact
  • How it works
  • Terms & Conditions
  • Help on Search & Alerts
  • Employer
  • Request Employer Account
  • Employer Sign in
  • Contractor
  • Join for Access
  • Social
  • Twitter
  • LinkedIn
© 2019-2026 Powered by Contract Intelligence