16 of 16 AWS Step Functions Jobs in London

Tech Lead - Data Analytics & Data Engineering (AWS) - SC+NPPV3

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
Tech Lead - Data Analytics & Data Engineering (AWS) - Central Government (Contract) Duration: 1 April 2026 - 30 November 2026 Rate: Up to £600 per day IR35 Status: Outside IR35 Location: Hybrid/Client site as required Clearance: SC and NPPV3 (both essential) Sector: UK Central Government We are seeking an experienced … Tech Lead - Data Analytics & Data Engineering to support a central government programme delivering secure, scalable AWS-based data platforms within a highly regulated environment. This engagement is Outside IR35 , operating on a project-based delivery model with a clear focus on outcomes rather than headcount substitution. The role ...

Senior Software Developer - FTC [UK]

Hiring Organisation
Spyrosoft Ltd
Location
West London, London, United Kingdom
Employment Type
Permanent
enjoys coaching and mentoring junior engineers. You should bring expertise in an object-oriented programming language, experience building cloud-based systems (ideally on AWS using services such as Lambda, Step Functions, and S3), and familiarity with CI pipelines and modern DevOps practices. Experience with AWS … etc.). Developing using CI pipelines and best practices, including experience in deploying to production systems. Developing in cloud-based infrastructure; ideally AWS cloud services especially Lambda, Step Functions, S3. Desirable Skills Solid understanding of software development principles, best practices, and agile methodologies. Pair Programming experience Expertise ...

Applied AI Engineer - GenAI Consulting

Hiring Organisation
Harnham
Location
London Area, United Kingdom
agentic and RAG-based solutions for enterprise use Own delivery from proof-of-concept through to production Work with cloud-native architectures (e.g. AWS Lambda, Step Functions) Lead and guide junior engineers within project teams Key Details Salary : £100,000–£130,000 + benefits Working model : Hybrid … days/week in London office) Tech stack : Python, LLMs (OpenAI/Claude), Docker, CI/CD, microservices, AWS If you're a strong backend or platform engineer passionate about GenAI and excited to ship high-impact tools, this is the opportunity to step into it. Budget Salary ...

Senior Python AWS Developer

Hiring Organisation
Quinnox Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£85,000
tickets, and BAU activities in line with company standards Required Skills & Technologies Programming & APIs Strong proficiency in Python Experience developing and consuming RESTful APIs AWS & Cloud Technologies Hands-on experience with: CloudWatch EC2 Step Functions Lambda DynamoDB Athena S3 SNS & SQS Event Bridge CloudFormation Infrastructure as Code ...

Software Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£60 - £80 per hour
Month Contract Role: Backend Software Engineer Team: RegTech (Fintech Business Unit) The Stack Primary: Java (Expert level) & Microservices. Data: Cassandra, Hadoop, MySQL. Cloud: AWS (Kinesis, Step Functions, EC2). Focus: Distributed systems, batch processing, and data integrity. The Mission Build and scale automated KYC/KYP (Know ...

Software Engineer

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 60 - 80 Hourly
Month Contract Role: Backend Software Engineer Team: RegTech (Fintech Business Unit) The Stack Primary: Java (Expert level) & Microservices. Data: Cassandra, Hadoop, MySQL. Cloud: AWS (Kinesis, Step Functions, EC2) click apply for full job details ...

Lead Data Engineer

Hiring Organisation
Vallum Associates Limited
Location
London, United Kingdom
Employment Type
Contract
client is establishing a dedicatedData Engineering Squadto deliver a large-scale AWS-based data migration and platform modernisation programme. The team will be responsible for migrating critical enterprise databases into AWS/CDP, implementing Change Data Capture (CDC), standardising data engineering patterns, enabling advanced analytics … ensuring strong documentation, governance, and knowledge transfer.Required Experience & Skills 5+ years in data engineering, including leadership or principal-level roles Deep hands-on AWS experience: S3, Redshift, Glue, Lambda, EMR, DMS, IAM, Step Functions Strong experience designing and delivering large-scale data migrations Expert-level Python ...

Data Engineer - Python, AWS.

Hiring Organisation
Wilson Brown Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Data Engineer Python | AWS | Accounting Data | Insurance | London A leading insurance firm is seeking a Data Engineer to join a newly formed Data squad responsible for building a greenfield data platform. This Data Engineer will work closely with internal Accounting and Finance stakeholders, supporting business-critical reporting and regulated … Location: London Data Engineer Responsibilities Design, build, and maintain robust data pipelines from the ground up Develop and optimise ETL workflows using Python and AWS Work closely with Accounting and Finance teams on month-end, IBNR, and financial reporting data Ensure data quality, accuracy, and reliability across critical reporting ...

Prime Risk Senior Developer

Hiring Organisation
Barclays Bank Plc
Location
Poplar, Greater London, UK
Employment Type
Full-time
related field.5+ years of software development experience in a front office environment with hands on across all phases of development Lifecyle.Proven experience with AWS services such as S3, EC2, EKS/ECS, Lambda, Glue, Athena, Step Functions, DynamoDB, and RDS.Proven experience with Python and Spark for distributed … reliability.Assistant Vice President ExpectationsTo advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/business divisions.Lead a team performing complex tasks, using well developed professional knowledge and skills to deliver on work that impacts the whole business function. ...

Java Software Engineer

Hiring Organisation
Computer Futures
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550/day
+ least one additional server-side language (e.g., Python, Go, Scala, etc.) - Experience with multiple data storage technologies (e.g., MySQL, Hadoop, Cassandra ) - Familiarity with AWS services (RDS, Step Functions, EC2, Kinesis) - Experience defining and upholding SLOs/KPIs and participating in architecture reviews - Skilled in testing (unit ...

QA Engineer | ETL Testing

Hiring Organisation
Wilson Brown
Location
City of London, London, United Kingdom
Engineer Accounting & Finance | ETL Testing | Data Warehousing | AWS A leading insurance firm is seeking a QA Engineer to join a newly formed Data Engineering squad, responsible for testing ETL pipelines and data flows into a centralised data warehouse. This team will work closely with internal Accounting and Finance stakeholders … integrity Collaborate closely with data engineers, product, and finance stakeholders Contribute to the definition of QA best practices within a new data team Test AWS-based data workflows, including serverless and orchestration components Required Experience Experience or strong working knowledge of accounting/financial data Solid understanding ...

Data Engineer

Hiring Organisation
Searchability NS&D
Location
London Area, United Kingdom
Permanent Opportunity for an eDV Cleared Data Engineer with AWS Cloud Experience for a leading National Security Consultancy in London. Up to £85,000 DoE plus bonuses Active eDV required London Location – full-time on-site when required Expertise required in AWS, Data Pipelines, ETL, Data Storage … analytics and reporting. Develop ETL/ELT workflows to move data efficiently into data warehouses, data lakes and lake houses using open-source and AWS tooling. Apply DevOps practices, including CI/CD, infrastructure as code and automation, to improve and streamline data engineering processes. Design effective data solutions ...

Senior Contact Centre Engineer

Hiring Organisation
83zero Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65,000
Software development experience in Java, C#.NET, Python, PHP, and/or modern web application development scripting/tools. Desirable: Knowledge of Amazon Web Services (AWS); certifications in Genesys, Cisco, Microsoft, Cloud, VMware. Desirable: Experience working with State & Federal Government clients. Knowledge of industry best practices and development lifecycle processes. … Ability to adjust communication style based on audience and context. Knowledge of other contact center platforms. Experience with AWS services including: Amazon Connect, DynamoDB, Lambda, StepFunction, S3, Kinesis (data/video) (Streams/Firehose), EventBridge, CloudWatch, CloudTrail, CloudFormation, API Gateway, Amazon Lex, CloudFront. Knowledge of WebRTC. Strong customer-centric ...

AWS Security Architect

Hiring Organisation
Lynx Recruitment Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
cloud. They need pragmatic, code-literate security specialists and thats where you come in. The Role Were looking for a hands-on AWS Security Architect who lives and breathes AWS . Youll dissect designs, model attack paths, and show engineering teams what good really looks like. Depending … expect you to know everything just to be curious, practical, and willing to dive in. What Youll Do Threat Modelling & Architecture Reviews: Break down AWS services, map trust boundaries, build attack trees, and define security requirements before code ships. Security Automation: Build IaC-driven checks, Lambda/Step ...

AWS Security Architect

Hiring Organisation
Lynx Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 Annual
build and run their businesses in the cloud. They need pragmatic, code-literate security specialists. The Role They're looking for a hands-on AWS Security Architect who lives and breathes AWS. You'll dissect designs, model attack paths, and show engineering teams what good really looks like. Depending … know everything - just to be curious, practical, and willing to dive in. What You'll Do Threat Modelling & Architecture Reviews: Break down AWS services, map trust boundaries, build attack trees, and define security requirements before code ships. Security Automation: Build IaC-driven checks, Lambda/Step Function tooling ...

Senior Contact Centre Engineer

Hiring Organisation
83zero Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£60000 - £65000/annum
large-scale Amazon Connect initiatives including upgrades, migrations, new features, and cross-team rollout activity. Develop and modify contact flows, integrations, and supporting AWS components. Technical Ownership & Problem Solving: Troubleshoot, maintain, and proactively resolve issues across voice and data systems. Analyze existing contact center technologies and recommend enhancements. Perform … APIs, and JSON. Experience with diagnostic and support tools including Wireshark, Visual Studio Code, and standard Microsoft Office applications. Experience with Amazon Web Services (AWS), ideally including: Amazon Connect DynamoDB Lambda StepFunctions Desirable Skills & Experience: Experience with State & Federal Government clients. Knowledge of additional CCaaS and telephony platforms (Genesys ...