Lambda Expressions Contracts

Lambda Expressions\Calculus
UK

The table below provides summary statistics for contract job vacancies requiring Lambda Expressions skills. It includes a benchmarking guide to the contractor rates offered in vacancies that cited Lambda Expressions over the 6 months leading up to 30 April 2025, comparing them to the same period in the previous two years.

6 months to
30 Apr 2025
Same period 2024 Same period 2023
Rank 495 550 618
Rank change year-on-year +55 +68 +93
Contract jobs citing Lambda Expressions 24 50 95
As % of all contract jobs advertised in the UK 0.082% 0.11% 0.16%
As % of the Libraries, Frameworks & Software Standards category 0.36% 0.56% 0.68%
Number of daily rates quoted 12 39 81
10th Percentile £400 £313 £463
25th Percentile £419 £463 £513
Median daily rate (50th Percentile) £469 £525 £550
Median % change year-on-year -10.71% -4.55% -4.35%
75th Percentile £500 £625 £650
90th Percentile £545 £675 £738
UK excluding London median daily rate £500 £538 £525
% change year-on-year -6.98% +2.38% -4.55%

All Software Libraries and Frameworks
UK

Lambda Expressions falls under the Software Libraries and Frameworks category. For comparison with the information above, the following table provides summary statistics for all contract job vacancies requiring technical specification, industry standards, software libraries and framework skills.

Contract vacancies with a requirement for technical specification, industry standards, software libraries and framework skills 6,629 8,962 13,891
As % of all contract IT jobs advertised in the UK 22.67% 20.56% 23.27%
Number of daily rates quoted 4,551 6,219 10,140
10th Percentile £363 £338 £400
25th Percentile £425 £425 £463
Median daily rate (50th Percentile) £525 £530 £550
Median % change year-on-year -0.94% -3.64% -
75th Percentile £650 £650 £675
90th Percentile £780 £769 £775
UK excluding London median daily rate £490 £500 £500
% change year-on-year -2.00% - -
Number of hourly rates quoted 112 231 153
10th Percentile £27.14 £21.25 £31.60
25th Percentile £48.25 £40.00 £48.50
Median hourly rate £65.00 £46.18 £65.00
Median % change year-on-year +40.75% -28.95% +32.65%
75th Percentile £68.75 £65.00 £75.00
90th Percentile £82.87 £75.00 £80.25
UK excluding London median hourly rate £65.00 £47.50 £64.00
% change year-on-year +36.84% -25.78% +30.61%

Lambda Expressions
Job Vacancy Trend

Job postings citing Lambda Expressions as a proportion of all IT jobs advertised.

Job vacancy trend for Lambda Expressions in the UK

Lambda Expressions
Contractor Daily Rate Trend

3-month moving average daily rate quoted in jobs citing Lambda Expressions.

Daily rate trend for Lambda Expressions in the UK

Lambda Expressions
Daily Rate Histogram

Daily rate distribution for jobs citing Lambda Expressions over the 6 months to 30 April 2025.

Daily rate histogram for Lambda Expressions in the UK

Lambda Expressions
Contractor Hourly Rate Trend

3-month moving average hourly rates quoted in jobs citing Lambda Expressions.

Hourly rate trend for Lambda Expressions in the UK

Lambda Expressions
Top 9 Contract Locations

The table below looks at the demand and provides a guide to the median contractor rates quoted in IT jobs citing Lambda Expressions within the UK over the 6 months to 30 April 2025. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Contract
IT Job Ads
Median
Daily Rate
Past 6 Months
Median Daily Rate
% Change
on Same Period
Last Year
Live
Jobs
England +40 20 £463 -9.76% 44
Work from Home +50 12 £450 -28.00% 43
London +20 11 £450 -10.00% 18
UK excluding London +46 8 £500 -6.98% 26
North of England +24 7 £488 -18.75% 17
Yorkshire +13 4 £500 -21.57% 5
North West +8 2 £390 -8.24% 12
Scotland +7 1 £500 -4.76%
North East - 1 - -

Lambda Expressions
Co-occurring Skills and Capabilities by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same employment type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 4 (16.67%) Jupyter
2 1 (4.17%) Apache Airflow
Cloud Services
1 24 (100.00%) AWS
2 14 (58.33%) Serverless
3 9 (37.50%) AWS Lambda
4 6 (25.00%) GitHub
5 5 (20.83%) GitHub Actions
6 4 (16.67%) Amazon SageMaker
7 3 (12.50%) Amazon Bedrock
8 2 (8.33%) Amazon CloudWatch
8 2 (8.33%) Amazon MSK
8 2 (8.33%) Amazon Neptune
8 2 (8.33%) Amazon S3
8 2 (8.33%) AWS Step Functions
9 1 (4.17%) Amazon EC2
9 1 (4.17%) Amazon ECS
9 1 (4.17%) Amazon EKS
9 1 (4.17%) Amazon EventBridge
9 1 (4.17%) AWS CloudFormation
9 1 (4.17%) AWS CodePipeline
9 1 (4.17%) Snowflake
9 1 (4.17%) Sumo Logic
Database & Business Intelligence
1 5 (20.83%) PostgreSQL
2 3 (12.50%) DynamoDB
3 1 (4.17%) Amazon RDS
3 1 (4.17%) Couchbase
3 1 (4.17%) MongoDB
3 1 (4.17%) NoSQL
3 1 (4.17%) SQL Server
Development Applications
1 8 (33.33%) Jenkins
2 6 (25.00%) Cypress.io
3 4 (16.67%) Git
3 4 (16.67%) MLflow
4 2 (8.33%) GitLab
5 1 (4.17%) JUnit
5 1 (4.17%) Mockito
5 1 (4.17%) Selenium
General
1 4 (16.67%) Public Sector
2 1 (4.17%) Analytical Skills
2 1 (4.17%) Banking
2 1 (4.17%) Documentation Skills
2 1 (4.17%) Finance
2 1 (4.17%) Inclusion and Diversity
2 1 (4.17%) Investment Banking
2 1 (4.17%) Military
2 1 (4.17%) Social Skills
2 1 (4.17%) Tech for Good
Job Titles
1 12 (50.00%) Developer
2 6 (25.00%) React Developer
3 3 (12.50%) Full-Stack Developer
3 3 (12.50%) Lead
3 3 (12.50%) Python Developer
3 3 (12.50%) Python Engineer
4 2 (8.33%) Backend Developer
4 2 (8.33%) Data Engineer
4 2 (8.33%) DevOps Engineer
4 2 (8.33%) Senior
4 2 (8.33%) Senior Developer
5 1 (4.17%) Architect
5 1 (4.17%) AWS Engineer
5 1 (4.17%) IT Engineer
5 1 (4.17%) Java Developer
5 1 (4.17%) Node.js Developer
5 1 (4.17%) Senior Java Developer
5 1 (4.17%) Software Developer
5 1 (4.17%) Software Engineer
5 1 (4.17%) Solutions Architect
Libraries, Frameworks & Software Standards
1 10 (41.67%) React
2 7 (29.17%) Node.js
3 6 (25.00%) GraphQL
3 6 (25.00%) Next.js
3 6 (25.00%) Redux
4 5 (20.83%) pytest
5 4 (16.67%) FastAPI
5 4 (16.67%) LangChain
5 4 (16.67%) NumPy
5 4 (16.67%) Pandas
5 4 (16.67%) SQLAlchemy
6 3 (12.50%) OpenTelemetry
6 3 (12.50%) pydantic
6 3 (12.50%) PyTorch
6 3 (12.50%) TensorFlow
7 2 (8.33%) .NET
7 2 (8.33%) AngularJS
7 2 (8.33%) Hugging Face
7 2 (8.33%) scikit-learn
7 2 (8.33%) Vue
Miscellaneous
1 1 (4.17%) Cloud Native
1 1 (4.17%) Data Protection Act
1 1 (4.17%) NHS
1 1 (4.17%) Product Ownership
Operating Systems
1 1 (4.17%) Linux
Processes & Methodologies
1 9 (37.50%) CI/CD
1 9 (37.50%) Mentoring
2 8 (33.33%) Coaching
2 8 (33.33%) Continuous Integration
3 7 (29.17%) Microservices
3 7 (29.17%) TDD
4 6 (25.00%) Continuous Delivery
4 6 (25.00%) Regression Testing
5 5 (20.83%) Data Pipeline
6 4 (16.67%) Agile
6 4 (16.67%) Artificial Intelligence
6 4 (16.67%) Full-Stack Development
6 4 (16.67%) Generative AI
6 4 (16.67%) Machine Learning
6 4 (16.67%) Software Engineering
7 3 (12.50%) DevOps
7 3 (12.50%) Test Automation
8 2 (8.33%) E-Commerce
8 2 (8.33%) OO
8 2 (8.33%) Technical Architecture
Programming Languages
1 13 (54.17%) Python
2 12 (50.00%) TypeScript
3 4 (16.67%) JavaScript
4 3 (12.50%) SQL
5 2 (8.33%) Scala
5 2 (8.33%) SPARQL
6 1 (4.17%) Bash
6 1 (4.17%) Java
Qualifications
1 4 (16.67%) AWS Certification
1 4 (16.67%) SC Cleared
1 4 (16.67%) Security Cleared
2 1 (4.17%) BPSS Clearance
2 1 (4.17%) Computer Science Degree
2 1 (4.17%) Degree
2 1 (4.17%) Master's Degree
Quality Assurance & Compliance
1 4 (16.67%) QA
System Software
1 4 (16.67%) Docker
Systems Management
1 10 (41.67%) Terraform
2 5 (20.83%) Kubernetes
3 3 (12.50%) Ansible
4 1 (4.17%) Grafana
4 1 (4.17%) Progress Chef
4 1 (4.17%) Prometheus
4 1 (4.17%) Puppet
Vendors
1 4 (16.67%) Dataiku
1 4 (16.67%) DataRobot
2 1 (4.17%) New Relic
2 1 (4.17%) Sage