451 to 475 of 535 Refactoring Jobs in the UK

Senior Analytics Solution Architect, UK & Ireland, Amazon Global Sales, AWS

Location
Greater London, England, United Kingdom
Glue, Kinesis, QuickSight, OpenSearch). Lead analytics modernisation — guide customers migrating from legacy platforms (Teradata, Oracle, Netezza, Hadoop) to cloud‐native analytics, including ETL refactoring and performance validation. Partner with AWS AGS sales teams — collaborate with Account Managers and Account Solutions Architects to identify analytics opportunities, shape deal strategy ...

Senior Frontend Developer (React & React Native)

Location
Greater London, England, United Kingdom
like: Performing a technical assessment of business requirements to ensure the possibility of their implementation within a reasonable time; Fixing bugs in existing projects; Refactoring and optimising existing code; Creating new and modifying existing websites; Be proactive in communication with team members. Additional information: Ability to work in dynamic environments ...

Lead Full Stack Engineer

Hiring Organisation
OpenSourced Ltd
Location
Edinburgh, Midlothian, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £75,000 per annum
payment platforms, Companies House, DVLA, address lookup APIs) Set and maintain engineering standards across a strongly-typed Laravel codebase (high type coverage, static analysis, refactoring discipline) Guide the team's approach to accessible React UI built against a government design system Lead serverless cloud deployment and operational decision-making Drive ...

Core Quantitative Strategic Analytics Developer

Location
Greater London, England, United Kingdom
shared valuation, risk, P&L, marking, calibration and controls infrastructure used cross asset in Kannon Identifying performance bottlenecks, proposing designs for complex problems, and refactoring and simplifying existing solutions Strengthening the core C++/Python interface, tooling and developer-facing libraries that the multiple Strats teams depend on Liaising with ...

Senior Analytics Solution Architect, UK & Ireland, Amazon Global Sales, AWS

Hiring Organisation
AmazonWebServices
Location
London, United Kingdom
Salary
£ 80 K
Glue, Kinesis, QuickSight, OpenSearch)Lead analytics modernisation — guide customers migrating from legacy platforms (Teradata, Oracle, Netezza, Hadoop) to cloud-native analytics, including ETL refactoring and performance validationPartner with AWS AGS sales teams — collaborate with Account Managers and Account Solutions Architects to identify analytics opportunities, shape deal strategy, and position ...

Data Architect

Hiring Organisation
Bertelsmann
Location
London, United Kingdom
Salary
£ 80 K
tool-based solutions for data ingestion and storage, with the judgement to understand when each approach offers the greatest benefit. Experience migrating and refactoring legacy data solutions and physical environments into cloud-based platforms, including identifying and managing the challenges and opportunities involved. Experience designing data structures that enable ...

WAF Security Engineer

Hiring Organisation
Lloyds Banking Group
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
pipelines and policy-as-code approaches to deliver secure, repeatable and scalable outcomes.Playing a key role in platform modernisation and service improvements, including refactoring, automation and the reduction of technical debtDriving observability and operational insight by improving monitoring, alerting and telemetry to strengthen platform reliability and incident responseSupport the diagnosis ...

WAF Security Engineer

Hiring Organisation
Lloyds Banking Group
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
pipelines and policy-as-code approaches to deliver secure, repeatable and scalable outcomes.Playing a key role in platform modernisation and service improvements, including refactoring, automation and the reduction of technical debtDriving observability and operational insight by improving monitoring, alerting and telemetry to strengthen platform reliability and incident responseSupport the diagnosis ...

WAF Security Engineer

Hiring Organisation
Lloyds Banking Group
Location
Leeds, West Yorkshire, United Kingdom
Salary
£ 80 K
pipelines and policy-as-code approaches to deliver secure, repeatable and scalable outcomes.Playing a key role in platform modernisation and service improvements, including refactoring, automation and the reduction of technical debtDriving observability and operational insight by improving monitoring, alerting and telemetry to strengthen platform reliability and incident responseSupport the diagnosis ...

Senior Software Engineer | Voice | Full-Stack

Location
Greater London, England, United Kingdom
builder mindset. You do not need a roadmap to build, you need a problem. You are comfortable prototyping a feature in the morning and refactoring it for scale in the afternoon. Depth in real time systems. Real experience with WebRTC, WebSockets, streaming architectures or latency sensitive systems in production ...

Senior Software Engineer | Voice | Full-Stack

Hiring Organisation
DeepL
Location
London, United Kingdom
Salary
£ 80 K
builder mindset. You do not need a roadmap to build, you need a problem. You are comfortable prototyping a feature in the morning and refactoring it for scale in the afternoon.Depth in real time systems. Real experience with WebRTC, WebSockets, streaming architectures or latency sensitive systems in production ...

Staff Core Platform Engineer

Hiring Organisation
n8n
Location
United Kingdom
Salary
£ 60 K
contracts, abstractions, and developer experiences that allow other engineers to move faster and more safely. Long-horizon engineering: You’re energized by modularization, migrations, refactoring, and evolving existing systems while keeping the product and engineering organization moving.Nice-to-haves Workflow, orchestration or devtools experience: You’ve worked on workflow engines ...

Software Engineer III - Cloud/Java-Python/AI-ML

Hiring Organisation
JP Morgan Chase
Location
Bournemouth, Dorset, United Kingdom
Salary
£ 70 K
authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team … authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team ...

Remote Tech Lead for AWS Cloud Migration

Location
Greater London, England, United Kingdom
Lead to drive the AWS Migration for client applications. Remote, UK with occasional travel to London or Manchester. You will provide technical leadership across refactoring legacy apps, guiding design and ensuring architectural alignment within a broad programme. The role emphasizes collaboration with client teams and suppliers while leveraging Java frameworks ...

Hybrid Software Engineer, E3D (Desktop & Cloud)

Location
United Kingdom
modernise and extend desktop and cloud solutions. You will design, develop and maintain features, investigate issues, and push for quality through automated testing and refactoring while collaborating with cross-functional teammates in an agile environment. #J-18808-Ljbffr ...

Data Engineer (SC Cleared)

Hiring Organisation
Syntax Consultancy Ltd
Location
Leeds, West Yorkshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day 500-600/day (Inside IR35)
aligned to upstream curated data sources. Analysing/maintaining Power BI datasets, semantic models + reports. Ensuring clean separation between data processing + reporting. Refactoring Power BI models to consume curated + upstream data sources. Ensuring business logic is appropriately implemented upstream rather than embedded in reports. Validating report behaviour ...

SC Cleared Lead Automation Engineer

Hiring Organisation
VIQU Limited
Location
London, United Kingdom
Salary
£ 80 K
tests using tools such as J-meter, LoadRunner that are part of an existing maintenance test pack.• Play a key role in continuously improving, refactoring as well as work closely with Senior colleagues & product teams to ensure timely bug fixes.• Working with the leadership team and actively participating ...

Senior Software Engineer

Hiring Organisation
Enterprise Recruitment Ltd
Location
Stevenage, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£50000 - £65000/annum
data. Senior Software Engineer essential skills 5+ years relevant software engineering experience (C/C++/Python) Strong software design fundamentals, including modular architecture, refactoring, testing and version control. Practical experience controlling motors or servo mechanisms using closed-loop feedback, including PID/PI tuning and position or velocity control. ...

Digital Delivery Lead

Hiring Organisation
Corecruitment International
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Salary
£55,000
priorities and dependencies Ensuring appropriate standards across quality, performance, security, maintainability, resilience and operability Balancing new product/features with production support, platform maintenance, refactoring and technical debt Managing dependencies across technology and business teams Driving continuous improvement across engineering delivery and team performance Managing relationships with third-party SaaS ...

SC Cleared Lead Automation Engineer

Hiring Organisation
VIQU IT Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£475.00 - £525.00 per day
tests using tools such as J-meter, LoadRunner that are part of an existing maintenance test pack. • Play a key role in continuously improving, refactoring as well as work closely with Senior colleagues & product teams to ensure timely bug fixes. • Working with the leadership team and actively participating ...

Digital Delivery Lead

Hiring Organisation
COREcruitment
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 60 K
capacity, capability, priorities and dependenciesEnsuring appropriate standards across quality, performance, security, maintainability, resilience and operabilityBalancing new product/features with production support, platform maintenance, refactoring and technical debtManaging dependencies across technology and business teamsDriving continuous improvement across engineering delivery and team performanceManaging relationships with third-party SaaS suppliers, including associated ...

Java Software Developer – Trading Systems (Remote) Amsterdam or London

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
working software• Review code and contribute to engineering standards across the teamWhat they are looking for • Strong Java engineering experience with excellent debugging and refactoring skills• Solid computer science fundamentals, including algorithms, data structures and systems design• Experience building scalable, automated and maintainable software with strong testing discipline• Comfortable working ...

Java Developer

Hiring Organisation
Circle Recruitment
Location
Manchester, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
£600.00 - £700.00 per day
will now be based on an Umbrella solution. Clearance: SC Role Profile: Strong Java experience (Levels 11-28). * Development and testing expertise. * Experience refactoring large systems. * Knowledge of event-driven architecture. * Spring Boot, Hibernate/JPA * Dropwizard * MongoDB If you are interested in the above, hit the Apply ...

Application Database Administrator

Location
East Midlands, England, United Kingdom
optimisation skills. Experience planning and executing backup, recovery, and disaster recovery processes. Expertise in database security, access controls, and compliance requirements. Experience converting or refactoring Oracle PL/SQL procedures for DB2 environments. Strong troubleshooting and root cause analysis capabilities. Experience supporting business-critical production database platforms. Desirable Skills Experience ...

.NET Core Developer Fintech SQL- Guildford

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
money doing something you are passionate about.Technically you will have a proven interest and ability in developing software systems which will include developing software, refactoring code, designing systems and working on solutions with a range of other technical personnel.C# Developers should have exposure to the below tech stack:.NET ...